KamilaLisp And Kamila Szewczyk The Array Cast podcast

1:21:47

Array Cast - July 18, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode110-show-notes

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Decker Fantasy Camp 1:21:47

16 days ago1:21:47

1:21:47

Array Cast - July 4, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode109-show-notes

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Learning q with Alex Unterrainer 1:02:50

4 weeks ago1:02:50

1:02:50

Array Cast - June 20, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode108-show-notes

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Single Assignment C 1:27:17

6 weeks ago1:27:17

1:27:17

Array Cast - June 6, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode107-show-notes

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Making Interpreters Faster 1:17:09

8 weeks ago1:17:09

1:17:09

Array Cast -May 23, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode106-show-notes

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The ArrayFire GPU Library 1:06:48

10 weeks ago1:06:48

1:06:48

Array Cast -May 9, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode105-show-notes

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J9.6 - The New J Version 1:06:43

12 weeks ago1:06:43

1:06:43

Array Cast -April 25, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode104-show-notes

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Julia - an Array Language 1:20:50

14 weeks ago1:20:50

1:20:50

Array Cast -April 11, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode103-show-notes

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The Goal Array Language 1:07:40

16 weeks ago1:07:40

1:07:40

Array Cast -March 28, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode102-show-notes

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Dan Bricklin, VisiCalc and APL 1:21:31

18 weeks ago1:21:31

1:21:31

Array Cast -March 14, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode101-show-notes

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The 100th Episode with Aaron Hsu 1:38:56

20 weeks ago1:38:56

1:38:56

Array Cast -February 28, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode100-show-notes

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Indexing and Selection 1:26:12

22 weeks ago1:26:12

1:26:12

Array Cast -February 14, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode99-show-notes

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Phineas Porter and q 1:32:24

24 weeks ago1:32:24

1:32:24

Array Cast -January 31, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode98-show-notes

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Brandon Wilson 1:24:36

26 weeks ago1:24:36

1:24:36

Array Cast -January 17, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode97-show-notes

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Decker 1:16:40

28 weeks ago1:16:40

1:16:40

Array Cast -January 3, 2025 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode95-show-notes

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Advent of Code? 1:20:40

30 weeks ago1:20:40

1:20:40

Array Cast -December 20, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode95-show-notes

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KX Steps Out on Its Own 1:23:14

32 weeks ago1:23:14

1:23:14

Array Cast -December 6, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode94-show-notes

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Building Array Language Communities 1:16:36

34 weeks ago1:16:36

1:16:36

Array Cast -November 23, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode93-show-notes

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Dr. Ken Iverson 1:54:56

36 weeks ago1:54:56

1:54:56

Array Cast -November 8, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode92-show-notes

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I.P. Sharp Associates - A Company Ahead of its Time 50:41

38 weeks ago50:41

50:41

Array Cast -October 25, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode91-show-notes

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Ryan Hamilton and the Future of Array Languages 1:09:26

40 weeks ago1:09:26

1:09:26

Array Cast -October 11, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode90-show-notes

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The Iverson College Experience 1:16:14

42 weeks ago1:16:14

1:16:14

Array Cast -September 27, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode89-show-notes

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Madeline Vergani and tinyapl 1:17:43

44 weeks ago1:17:43

1:17:43

Array Cast -September 13, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode88-show-notes

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Iverson College Panel 1:44:00

46 weeks ago1:44:00

1:44:00

Array Cast -August 30, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode87-show-notes

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Paul Teetor, Cooking with R 1:16:19

48 weeks ago1:16:19

1:16:19

Array Cast -August 16, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode86-show-notes

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Jonny Press, CTO of Data Intellect 49:08

50 weeks ago49:08

49:08

Array Cast -August 2, 2024 Show Notes This is the address of the Show notes on the ArrayCast website: https://www.arraycast.com/episode85-show-notes

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Tacit #6 1:40:35

1 year ago1:40:35

1:40:35

Array Cast - July 19, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode84-show-notes

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Jelly, Code Golf and a Sad Goodbye 1:16:09

1 year ago1:16:09

1:16:09

Array Cast - July 5, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode83-show-notes

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Implementing NARS2000 1:18:49

1 year ago1:18:49

1:18:49

Array Cast - June 21, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode82-show-notes

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Thinking in Vectors 1:20:01

1 year ago1:20:01

1:20:01

Array Cast - June 7, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode81-show- notes

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NARS2000 1:26:49

1 year ago1:26:49

1:26:49

Array Cast - May 24, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode80-show-notes

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MATLAB 1:20:35

1 year ago1:20:35

1:20:35

Array Cast - May10, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode79-show-notes

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Language Comparisons with proglangcast 1:14:48

1 year ago1:14:48

1:14:48

Array Cast - April 26, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode78-show-notes

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Kai Schmidt and the Evolving Uiua Programming Language 1:22:37

1 year ago1:22:37

1:22:37

Array Cast - April 12, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode77-show-notes

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Conor McCarthy, PyKX and kdb+ 4.1 1:13:37

1 year ago1:13:37

1:13:37

Array Cast - March 29, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode76-show-notes

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1
Stine Kromberg, Dyalog CEO. 1:13:10

1 year ago1:13:10

1:13:10

Array Cast - March 15, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode75-show-notes

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1
KamilaLisp and Kamila Szewczyk 1:11:52

1 year ago1:11:52

1:11:52

Array Cast - March 1, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode74-show-notes

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Henry Rich and the Release of J9.5 1:24:35

1 year ago1:24:35

1:24:35

Array Cast - February 16, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode73-show-notes

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Elias Mårtenson and the Kap array programming language. 1:40:01

1 year ago1:40:01

1:40:01

Array Cast - February 2, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode72-show-notes

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1
Primitives, Symbols and Keywords… Oh my! 1:28:28

2 years ago1:28:28

1:28:28

Array Cast - January 19, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode71-show-notes

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1
James Price Creator of the Draculark Game on the Commodore Super Pet. 1:08:58

2 years ago1:08:58

1:08:58

Array Cast - January 5, 2024 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode70-show-notes

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1
David Zwitser, the art of making games with BQN. 1:07:04

2 years ago1:07:04

1:07:04

Array Cast - December 22, 2023 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode69-show-notes

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1
Brian Ellingsgaard and the Rayed-BQN Games Framework 1:14:43

2 years ago1:14:43

1:14:43

Array Cast - December 8, 2023 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode68-show-notes

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1
Tali Beynon and Rainbow Arrays 1:23:50

2 years ago1:23:50

1:23:50

Array Cast - November 24, 2023 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode67-show-notes

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1
Tali Beynon and the Power of Axis Naming 1:31:42

2 years ago1:31:42

1:31:42

Array Cast - November 10, 2023 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode66-show-notes

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1
Introduction to Games in the Array Languages 1:08:58

2 years ago1:08:58

1:08:58

Array Cast - October 27, 2023 Show Notes This link will take you to the Show notes on the ArrayCast website: https://www.arraycast.com/episode65-show-notes

The Array Cast

1
Tacit #5 1:47:25

2 years ago1:47:25

1:47:25

Array Cast - October 13, 2023 Show Notes [01] 00:02:40 Minnowbrook conference https://aplwiki.com/wiki/APL_Implementer%27s_Workshop Combinators https://en.wikipedia.org/wiki/Combinatory_logic#Examples_of_combinators Tacit Programming https://mlochbaum.github.io/BQN/doc/tacit.html Function Composition https://aplwiki.com/wiki/Function_composition Tacit Episodes of the ArrayCast Tacit #4 The Dyadic Hook https://www.arraycast.com/episodes/episode17-tacit4-the-dyadic-hook Tacit #3 And Other Topics https://www.arraycast.com/episodes/episode15-tacit-3-and-other-topics Tacit #2 Why Tacit? https://www.arraycast.com/episodes/episode11-why-tacit Tacit #1 Tacit Programming https://www.arraycast.com/episodes/episode-09-tacit-programming [02] 00:03:35 Arrayground https://apps.apple.com/us/app/arrayground/id6453522556 Conor's Uiua videos Uiua - A New Array Language https://www.youtube.com/watch?v=iTC1EiX5bM0 BQN vs. Uiua https://www.youtube.com/watch?v=pq1k5USZZ9A BQN vs. Uiua #2 https://www.youtube.com/watch?v=SpZJxbOf_jM [03] 00:05:41 Stanley Jordan https://en.wikipedia.org/wiki/Stanley_Jordan April, an APL Compiler for Common Lisp https://www.youtube.com/watch?v=AUEIgfj9koc Andrew Sengul Episode of the ArrayCast https://www.arraycast.com/episodes/episode23-andrew-sengul Uiua Episode of the ArrayCast https://www.arraycast.com/episodes/episode63-uiua Game videos in BQN Snake2 in 8 Minutes https://youtu.be/tOZde7zrsLM?si=N2jTdTZBlPEleCr0 https://youtu.be/wTIlQ1Ib-zE Snake (longer version) https://youtu.be/wTIlQ1Ib-zE A Game implemented in APL Draculark in APL https://medium.com/@solarbreeze69/draculark-a-mudlarking-vampire-hunting-game-bbf40361bf1a [04] 00:09:06 Forks https://code.jsoftware.com/wiki/Vocabulary/fork Before and After in BQN https://mlochbaum.github.io/BQN/doc/hook.html Invisible Modifiers https://code.jsoftware.com/wiki/Vocabulary/fork#invisiblemodifiers Peter Mikkelson https://pmikkelsen.com https://www.dyalog.com/blog/2022/11/welcome-peter-mikkelsen/ [05] 00:14:52 Atop in J https://code.jsoftware.com/wiki/Vocabulary/at Compose (Over) in J https://code.jsoftware.com/wiki/Vocabulary/ampv Atop and Over BQN https://mlochbaum.github.io/BQN/doc/compose.htm l [06] 00:17:04 Henry Rich Episodes on the ArrayCast Fold in J https://www.arraycast.com/episodes/episode50-fold Henry Rich - Threads in J9.4 https://www.arraycast.com/episodes/episode48-henry-rich Henry Rich presents J903 https://www.arraycast.com/episodes/episode18-henry-rich-presents-j903 Henry Rich's Deep Dive into J https://www.arraycast.com/episodes/episode-06-henry-richs-deep-dive-into-j Invisible Modifiers Table https://code.jsoftware.com/wiki/Vocabulary/fork#invisiblemodifiers Seymour Papert https://en.wikipedia.org/wiki/Seymour_Papert [07] 00:20:10 NuVoc https://code.jsoftware.com/wiki/Vocabulary Forks https://code.jsoftware.com/wiki/Vocabulary/fork Modifier Trains https://code.jsoftware.com/wiki/Vocabulary/fork#invisiblemodifiers Modifier Train Exploration https://code.jsoftware.com/wiki/Vocabulary/ModifierTrains Modifier Train Exploration Discussion https://code.jsoftware.com/wiki/Talk:Vocabulary/ModifierTrains [08] 00:24:23 Atop APL Paw glyph https://aplwiki.com/wiki/Atop_(operator) https://aplwiki.com/wiki/Over Over APL Hoof glyph https://aplwiki.com/wiki/Over [09] 00:44:44 Arity of functions https://en.wikipedia.org/wiki/Arity Conjugate Monadic + https://code.jsoftware.com/wiki/Vocabulary/plus Plus Dyadic + https://code.jsoftware.com/wiki/Vocabulary/plus#dyadic [10] 00:54:55 Forks in the KAP Programming Language https://kapdemo.dhsdevelopments.com/kap-comparison.html#_fork Forks modelled in the dfns workspace http://dfns.dyalog.com/n_fork.htm [11] 01:00:35 Kadane's Algorithm https://en.wikipedia.org/wiki/Maximum_subarray_problem [12] 01:06:24 Pepe's Trains - Past, Present and ... https://www.jsoftware.com/pipermail/programming/2017-October/049263.html [13] 01:10:47 Dyadic Or BQN https://mlochbaum.github.io/BQN/doc/logic.html Monadic Sort BQN https://mlochbaum.github.io/BQN/doc/order.html [14] 01:15:23 Signum Monadic * https://code.jsoftware.com/wiki/Vocabulary/star Times Dyadic * https://code.jsoftware.com/wiki/Vocabulary/star#dyadic [15] 01:18:20 Jelly programming language https://github.com/DennisMitchell/jellylanguage https://aplwiki.com/wiki/Jelly [16] 01:25:14 Zilde Empty https://aplwiki.com/wiki/Zilde BQN's Nothing https://mlochbaum.github.io/BQN/help/nothing.html Monadic and Dyadic Meanings https://aplwiki.com/wiki/Mnemonics#Pairing_monadic_and_dyadic_meanings Overloading in BQN https://mlochbaum.github.io/BQN/commentary/overload.html q Programming Language https://code.kx.com/q/ Overloading in q https://code.kx.com/q/ref/overloads q Unary Forms https://code.kx.com/q/basics/exposed-infrastructure/#unary-forms [17] 01:30:56 Michael Higginson Episode of ArrayCast https://www.arraycast.com/episodes/episode46-michael-higginson Lynn Sutherland Nial Episode of ArrayCast https://www.arraycast.com/episodes/episode61-lynn-sutherland-and-nial NARS2000 Programming Language https://www.nars2000.org/ Hyperators in NARS2000 https://wiki.nars2000.org/index.php?title=Anonymous_Functions/Operators/Hyperators Hyperators in Dyalog https://dfns.dyalog.com/n_hyperators.htm [18] 01:41:46 Category Theory https://en.wikipedia.org/wiki/Category_theory [19] 01:45:25 Contact AT ArrayCast DOT Com…

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1
Uiua, a Stack based Array language 1:13:26

2 years ago1:13:26

1:13:26

Array Cast - September 29, 2023 Show Notes [01] 00:01:30 Aaron Hsu talk promotions: Good for 30% off until Oct 1st: http://www.eventbrite.com/e/540887036687/?discount=AaronHsu30 Good for 15% off up to the conference: http://www.eventbrite.com/e/540887036687/?discount=AaronHsu15 [02] 00:02:35 APL Toronto Meetup https://www.meetup.com/programming-languages-toronto-meetup/events/296185743/ [03] 00:04:01 Uiua programming language https://www.uiua.org/ [04] 00:05:52 BQN programming language https://github.com/mlochbaum/BQN/blob/master/README.md Combinators https://en.wikipedia.org/wiki/Combinatory_logic ArrayCast tacit programming episodes https://www.arraycast.com/episodes/episode-09-tacit-programming https://www.arraycast.com/episodes/episode11-why-tacit https://www.arraycast.com/episodes/episode15-tacit-3-and-other-topics https://www.arraycast.com/episodes/episode17-tacit4-the-dyadic-hook CodeReport YouTube Channel https://www.youtube.com/c/codereport/videos [05] 00:10:52 k programming language https://k.miraheze.org/wiki/ Array Models https://aplwiki.com/wiki/Array_model Jagged arrays https://en.wikipedia.org/wiki/Jagged_array [06] 00:16:35 Bob Smith: A Programming Technique for Non-rectangular Data https://dl.acm.org/doi/10.1145/800136.804488 [07] 00:19:55 Windows function BQN https://mlochbaum.github.io/BQN/doc/windows.html Windows function Uiua https://www.uiua.org/docs/windows Combinator Birds https://www.angelfire.com/tx4/cus/combinator/birds.html Uiua language tour https://www.uiua.org/tour Uiua tutorial https://www.uiua.org/docs#tutorial [08] 00:24:33 Stack programming paradigm https://en.wikipedia.org/wiki/Stack-oriented_programming Forth programming language https://www.forth.com/forth/ Factor programming language https://en.wikipedia.org/wiki/Factor_(programming_language) Arity https://en.wikipedia.org/wiki/Arity Ambivalent functions https://aplwiki.com/wiki/Ambivalent_function [09] 00:34:04 Vigil https://github.com/munificent/vigil I programming language https://aplwiki.com/wiki/I Hook https://aplwiki.com/wiki/Hook [10] 00:43:15 Modifiers in Uiua https://www.uiua.org/docs/functions [11] 00:47:25 Over combinator https://www.uiua.org/docs/over [12] 00:52:25 Nial programming language https://www.nial-array-language.org Nial episode on ArrayCast https://www.arraycast.com/episodes/episode61-lynn-sutherland-and-nial q programming language https://code.kx.com/q/ [13] 00:55:23 Scan https://aplwiki.com/wiki/Scan [14] 00:58:30 Audio in Uiua https://www.uiua.org/docs/audio [15] 01:00:04 John Earnest Media episode on ArrayCast https://www.arraycast.com/episodes/episode43-john-earnest-decker Rust programming language https://www.rust-lang.org Rust binding to CBQN https://crates.io/crates/cbqn/ https://detegr.github.io/cbqn-rs/cbqn/ C++ programming language https://en.wikipedia.org/wiki/C++ [16] 01:04:16 Take function https://www.uiua.org/docs/take [17] 01:05:46 April episode on Arraycast https://www.arraycast.com/episodes/episode23-andrew-sengul April programming language https://aplwiki.com/wiki/April [18] 01:07:26 Github https://github.com/uiua-lang/uiua Uiua website https://www.uiua.org [19] 01:10:05 Contact AT ArrayCast DOT Com APL Farm Discord/Matrix https://aplwiki.com/wiki/APL_Farm…

The Array Cast

1
What is Singeli? 1:17:25

2 years ago1:17:25

1:17:25

Array Cast - September 15, 2023 Show Notes [01] 00:01:50 J Primer https://code.jsoftware.com/wiki/Help/Primer/Title APLCart https://aplwiki.com/wiki/APLcart Request for link for J Wiki Browser edward DOT j DOT gottsman AT gmail DOT com Video demo of the J wiki browser https://www.youtube.com/watch?v=emVBSN6EZFI Putting JHS on AWS https://code.jsoftware.com/wiki/System/Installation/Cloud J on iOS https://code.jsoftware.com/wiki/Guides/iOS [02] 00:07:05 Looking for APLwiki administrators https://aplwiki.com/wiki/Ad%C3%A1m_Brudzewsky https://aplwiki.com/wiki/Adám_Brudzewsky#External_links Contact AT ArrayCast DOT Com [03] 00:10:01 Singeli Music Genre https://en.wikipedia.org/wiki/Singeli Singeli Programming Language https://github.com/mlochbaum/Singeli/tree/master#readme Singeli Interactive Playground https://github.com/dzaima/singeliPlayground [04] 00:12:35 Venn Diagram of Array languages https://twitter.com/code_report/status/1570069385548537857 "What Makes a Language an Array Programming Language" on the ArrayCast https://www.arraycast.com/episodes/episode36-what-makes-an-array-language Tuples in Singeli https://github.com/mlochbaum/Singeli/tree/master#tuples [05] 00:14:22 Arrays in C https://en.wikipedia.org/wiki/C_programming#Arrays Generator in Singeli https://github.com/mlochbaum/Singeli/tree/master#generators k Programming Languages https://aplwiki.com/wiki/K Singeli Tutorials Interpreter https://github.com/mlochbaum/Singeli/blob/master/doc/interpreter.md Compiler https://github.com/mlochbaum/Singeli/blob/master/doc/compiler.md Purity and Ford write a min filter https://github.com/mlochbaum/Singeli/blob/master/doc/minfilter.md [06] 00:16:50 Closures in programming languages https://en.wikipedia.org/wiki/Closure_(computer_programming) Python Programming Language https://en.wikipedia.org/wiki/Python_(programming_language) [07] 00:21:15 Types in Singeli https://github.com/mlochbaum/Singeli/tree/master# types C Programming Language https://en.wikipedia.org/wiki/C_programming [08] 00:24:03 Program Compilation https://en.wikipedia.org/wiki/Compiler Program Interpretation https://en.wikipedia.org/wiki/Interpreter_(computing) [09] 00:25:54 C++ Programming Language https://en.wikipedia.org/wiki/C%2B%2B Intermediate Representation IR https://en.wikipedia.org/wiki/Intermediate_representation [10] 00:29:51 C++ Monomorphization https://en.wikipedia.org/wiki/Monomorphization# [11] 00:39:38 Aaron Hsu Codfns Compiler https://aplwiki.com/wiki/Co-dfns Aaron Hsu on the ArrayCast https://www.arraycast.com/episodes/episode19-aaron-hsu TryAPL https://aplwiki.com/wiki/TryAPL [12] 00:44:25 Single Assignment C https://www.sac-home.org/index Bob Bernecky on the ArrayCast https://www.arraycast.com/episodes/episode55-bob-bernecky [13] 00:48:23 CBQN https://github.com/dzaima/CBQN/tree/master#readme Rust Programming Language https://en.wikipedia.org/wiki/Rust_(programming_language) BQN Programming Language https://github.com/mlochbaum/BQN/blob/master/README.md [14] 00:52:30 Template Level Meta-Programming https://en.wikipedia.org/wiki/Template_metaprogramming [15] 00:57:14 X86 Assembler Language https://en.wikipedia.org/wiki/X86_instruction_listings [16] 00:58:16 GPU https://en.wikipedia.org/wiki/GPU Shader Programming Languages https://en.wikipedia.org/wiki/Shader Zig Programming Language https://en.wikipedia.org/wiki/Zig_(programming_language) Haskell Programming Language https://en.wikipedia.org/wiki/Haskell_programming [17] 01:01:03 Bartosz Milewski C++ Metą Programming videos https://www.youtube.com/watch?v=80ifzK3b8QQ&list=PL1835A90FC78FF8BE [18] 01:01:56 D Programming Language https://en.wikipedia.org/wiki/D_programming [19] 01:03:25 Kinds in Singeli https://github.com/mlochbaum/Singeli/tree/master#kinds-of-value [20] 01:06:37 Singeli Tutorials Interpreter https://github.com/mlochbaum/Singeli/blob/master/doc/interpreter.md Compiler https://github.com/mlochbaum/Singeli/blob/master/doc/compiler.md Purity and Ford write a min filter https://github.com/mlochbaum/Singeli/blob/master/doc/minfilter.md [21] 01:07:30 "What is the Problem" ArrayCast Episode https://www.arraycast.com/episodes/episode53-what-is-the-problem [22] 01:11:40 Linguist https://github.com/github-linguist/linguist/blob/master/CONTRIBUTING.md#adding-an-extension-to-a-language https://github.com/search?type=code&q=path%3A*.bqn+NOT+is%3Afork CodeReport Videos https://www.youtube.com/c/codereport [23] 01:17:48 Contact AT ArrayCast DOT Com APL Farm Discord/Matrix https://aplwiki.com/wiki/APL_Farm…

The Array Cast

1
Lynn Sutherland and the Story of Nial 1:20:04

2 years ago1:20:04

1:20:04

Array Cast - September 1, 2023 Show Notes Thanks to Bob Therriault, Lynn Sutherland and Adám Brudzewsky for gathering these links: [01] 00:01:34 2023 APL Problem Solving Results https://www.dyalog.com/news/156/420/2023-APL-Problem-Solving-Competition-Winners.htm Dyalog System Admin/Enterprise Architect opening https://www.dyalog.com/careers.htm#sysadmin [02] 00:02:18 BQN Licensing change to MPL https://github.com/dzaima/CBQN/tree/master#licensing [03] 00:03:11 Contact Stephen about q tutorials sjt AT 5jt DOT com [04] 00:04:51 Nial Programming Language https://aplwiki.com/wiki/Nial APL Farm discord https://aplwiki.com/wiki/APL_Farm Alberta Research Council/Alberta Innovates https://albertainnovates.ca/ National Resource Council https://nrc.canada.ca/en/corporate/about-nrc MaRS Institute https://www.marsdd.com/ [05] 00:11:12 Queens University https://www.queensu.ca/ Mike Jenkins https://www.cs.queensu.ca/people/Mike/Jenkins https://www.linkedin.com/in/michael-jenkins-1ba84915/ Trenchard More https://en.wikipedia.org/wiki/Trenchard_More [06] 00:14:10 Procedural Programming Language https://en.wikipedia.org/wiki/Procedural_programming VAX https://en.wikipedia.org/wiki/VAX IBM PC XT https://en.wikipedia.org/wiki/IBM_PC_XT [07] 00:17:20 Nested Array Theory https://aplwiki.com/wiki/Array_model#Nested_array_theory [08] 00:18:43 Jim Brown https://aplwiki.com/wiki/Jim_Brown [09] 00:25:14 Computer Language Magazine https://archive.org/details/computerlanguage Carl McCrosky https://www.linkedin.com/in/carl-mccrosky-b936051/ Intel AVX512 https://en.wikipedia.org/wiki/AVX-512 [10] 00:27:21 OpenAI https://en.wikipedia.org/wiki/OpenAI Triton OpenAI https://openai.com/research/triton [11] 00:29:31 APL 84 Helsinki https://aplwiki.com/wiki/APL_conference#1984 [12] 00:31:15 Dyalog https://aplwiki.com/wiki/Dyalog_APL KX https://kx.com/ Julia Programming Language https://julialang.org/ Clojure Programming Language https://clojure.org/ Unix Operating System https://en.wikipedia.org/wiki/Unix Red Hat https://en.wikipedia.org/wiki/Red_Hat Sun Microsystems https://en.wikipedia.org/wiki/Sun_microsystems [13] 00:34:15 Matlab https://en.wikipedia.org/wiki/Matlab [14] 00:38:09 Java Programming Language https://en.wikipedia.org/wiki/Java_programming BQN Programming Language Modifiers https://mlochbaum.github.io/BQN/doc/ops.html#modifiers J Programming Language Gerunds https://code.jsoftware.com/wiki/Vocabulary/GerundsAndAtomicRepresentation [15] 00:40:39 Nial tutorial https://www.nial-array-language.org/ndocs/intro/ [16] 00:42:25 Strand Notation https://aplwiki.com/wiki/Strand_notation Combinators https://en.wikipedia.org/wiki/Combinatory_logic Nial Atlas https://www.nial-array-language.org/ndocs/NialDict2.html#atlas Point free programming https://en.wikipedia.org/wiki/Tacit_programming [17] 00:44:43 eachboth https://www.nial-array-language.org/ndocs/dict/#eachboth [18] 00:46:56 q Programming Language https://code.kx.com/q/learn/startingkdb/language/ peach https://code.kx.com/q/basics/peach/ J threads https://code.jsoftware.com/wiki/Vocabulary/tcapdot#dyadic [19] 00:51:25 Nial website https://www.nial-array-language.org/ [20] 00:52:37 Order of Operations https://en.wikipedia.org/wiki/Order_of_operations [21] 00:55:00 Javascript Programming Language https://en.wikipedia.org/wiki/Javascript Unary Functions https://en.wikipedia.org/wiki/Unary_functions Smalltalk Programming Language https://en.wikipedia.org/wiki/Smalltalk [22] 01:02:50 TIO Nial Examples https://tio.run/##y8tMzPn/P7EstSgxPVUhs1hBP7q4NFdHoSQxJ6cy1pqrvCizJFUBJm@oYKRgrGDy/z8A https://tio.run/##y8tMzPn/v7wosyRVQVtBS0HD0EDByEATSCsYaf7/DwA https://tio.run/##y8tMzPn/v7wosyRVQVvB0EDByEBBS8FQwej/fwA https://tio.run/##y8tMzPn/v7wosyRVQUNbwdBAwchAQUvBUMFI8/9/AA https://tio.run/##y8tMzPn/v7wosyRVQVtBw9BAwchAU0ELyFIw0vz/HwA https://tio.run/##y8tMzPn/v7wosyRVQcPQQEFDK1pXRztWU8FI8/9/AA Online Nial Interpreter https://niallang.github.io/NIAL_WASM/ [23] 01:17:48 Contact AT ArrayCast DOT Com…

The Array Cast

1
Rob Pike - Array Languages are Important 1:13:19

2 years ago1:13:19

1:13:19

Array Cast - August 18, 2023 Show Notes Thanks to Bob Therriault, Conor Hoekstra, Marshall Lochbaum and Adám Brudzewsky for gathering these links: [01] 00:01:15 Adám's Leet code playlist https://www.youtube.com/watch?v=MUNPk6_ro4o&list=PLYKQVqyrAEj_6ZSDwha9PeftgKKHeDJ7- Jot Dot Times - APL News Aggregator https://apl.news/ [02] 00:03:08 Rob Pike https://en.wikipedia.org/wiki/Rob_Pike Talks 2007-20016 https://www.youtube.com/playlist?list=PL3NQHgGj2vtsJkK6ZyTzogNUTqe4nFSWd Go Time podcast #100 - Creating Go https://changelog.com/gotime/100 Ken Thompson https://en.wikipedia.org/wiki/Ken_Thompson Robert Griesemer https://en.wikipedia.org/wiki/Robert_Griesemer Go Programming Language https://en.wikipedia.org/wiki/Go_(programming_language) The Go Programming Language and environment https://www.youtube.com/watch?v=YXV7sa4oM4I Ivy Programming Language https://pkg.go.dev/robpike.io/ivy https://aplwiki.com/wiki/Ivy [03] 00:05:50 UTF-8 https://en.wikipedia.org/wiki/UTF-8 [04] 00:07:27 2741 terminal https://en.wikipedia.org/wiki/IBM_2741 TryAPL https://tryapl.org/ [05] 00:08:40 Stephen Wolfram https://en.wikipedia.org/wiki/Stephen_Wolfram Mathematica Programming Language https://en.wikipedia.org/wiki/Wolfram_Mathematica Lisp Programming Language https://en.wikipedia.org/wiki/Lisp_programming_language [06] 00:11:09 Plan 9 https://en.wikipedia.org/wiki/Plan_9_from_Bell_Labs Bell Labs https://en.wikipedia.org/wiki/Bell_labs [07] 00:12:10 https://en.wikipedia.org/wiki/Google [08] 00:17:20 Russ Cox Advent of Code videos https://www.youtube.com/playlist?list=PLrwpzH1_9ufMLOB6BAdzO08Qx-9jHGfGg [09] 00:18:45 J programming Language https://www.jsoftware.com/#/ Raul Miller episode on the ArrayCast https://www.arraycast.com/episodes/episode59-raul-miller Transcendental functions https://en.wikipedia.org/wiki/Transcendental_function [10] 00:28:35 q Programming Language https://code.kx.com/q/learn/ https://apl.wiki/q Joel Kaplan episode on ArrayCast https://www.arraycast.com/episodes/episode27-joel-kaplan [11] 00:31:21 Ken Iverson https://en.wikipedia.org/wiki/Kenneth_E._Iverson Stop Writing Dead Programs Jack Rusher https://www.youtube.com/watch?v=8Ab3ArE8W3s [12] 00:35:00 Leading axis agreement https://aplwiki.com/wiki/Leading_axis_theory [13] 00:38:15 Arthur Whitney https://en.wikipedia.org/wiki/Arthur_Whitney_(computer_scientist) [14] 00:45:15 Nested Array Theory https://aplwiki.com/wiki/Nested_array [15] 00:50:00 APL wiki https://aplwiki.com/wiki/ Dyalog documentation https://www.dyalog.com/documentation_182.htm#CORE APLwiki documentation for Take https://aplwiki.com/wiki/Take [16] 00:52:09 BQN Programming Language specification https://mlochbaum.github.io/BQN/spec/index.html IBM specification APL2 https://www.ibm.com/downloads/cas/ZOKMYKOY Go Programming Language specification https://go.dev/ref/spec [17] 00:53:25 Rank operator https://aplwiki.com/wiki/Rank_(operator) [18] 00:58:23 Right tack function https://aplwiki.com/wiki/Identity Combinators https://en.wikipedia.org/wiki/Combinatory_logic [19] 01:02:25 John Scholes Game of Life https://www.youtube.com/watch?v=a9xAKttWgP4 Simplicity is Complicated https://www.youtube.com/watch?v=rFejpH_tAHM [20] 01:10:40 Contact AT ArrayCast DOT Com…

The Array Cast

1
Raul Miller - Precision 1:05:10

2 years ago1:05:10

1:05:10

Array Cast - August 4, 2023 Show Notes Thanks to Bob Therriault and AdámBrudzewsky for gathering these links: [01] 00:01:49 Stephen's book contributions sjt AT 5jt DOT com Dyalog User Meeting https://www.dyalog.com/user-meetings/dyalog23.htm [02] 00:04:19 Henry ArrayCast episodes ArrayCast Episode #6 https://www.arraycast.com/episodes/episode-06-henry-richs-deep-dive-into-j ArrayCast Episode #18 https://www.arraycast.com/episodes/episode18-henry-rich-presents-j903 ArrayCast Episode #48 https://www.arraycast.com/episodes/episode48-henry-rich ArrayCast Episode #50 https://www.arraycast.com/episodes/episode50-fold APL Farm Discord https://aplwiki.com/wiki/APL_Farm [03] 00:10:40 Todd Rundgren https://en.wikipedia.org/wiki/Todd_Rundgren [04] 00:13:00 J's Extended Integer type https://code.jsoftware.com/wiki/Vocabulary/Constants#Extended_Integers lib.gmp https://gmplib.org/ Infinity in J https://code.jsoftware.com/wiki/Vocabulary/Constants#Infinity Endianness https://en.wikipedia.org/wiki/Endianness [05] 00:20:25 NaN or Indeterminate in J https://code.jsoftware.com/wiki/Essays/Indeterminate Null in K https://k.miraheze.org/wiki/Null%3F [06] 00:25:46 Fixed point type https://en.wikipedia.org/wiki/Fixed-point_arithmetic [07] 00:29:30 Floating Point Math https://0.30000000000000004.com NARS2000 https://aplwiki.com/wiki/NARS2000 J constants https://code.jsoftware.com/wiki/Guides/Constants [08] 00:35:20 Hilbert Matrix https://en.wikipedia.org/wiki/Hilbert_matrix [09] 00:37:00 Kamila Lisp https://aplwiki.com/wiki/KamilaLisp Euler's Formula https://en.wikipedia.org/wiki/Euler%27s_formula Dyalog Idioms https://help.dyalog.com/latest/#Language/Introduction/Idiom%20Recognition/Idiom%20List.htm Roger's Comments https://www.dyalog.com/blog/2015/12/apl-puns/ [10] 00:39:00 World Math Day https://www.jsoftware.com/papers/APLQA.htm#worldmathsday Complex Floor https://aplwiki.com/wiki/Complex_floor [11] 00:44:50 Dyalog Time Functions https://help.dyalog.com/latest/#Language/System%20Functions/dt.htm French Republican Calendar https://en.wikipedia.org/wiki/French_Republican_calendar Proleptic Gregorian calendar https://en.wikipedia.org/wiki/Proleptic_Gregorian_calendar Leap year rules https://en.wikipedia.org/wiki/Leap_year Microsoft Date Time Picker https://learn.microsoft.com/en-us/dotnet/api/system.datetime.ticks?view=net-7.0 [12] 00:48:20 Ben Deane Calendrical C++ https://www.youtube.com/watch?v=qD8HQl1fU5Y [13] 00:53:24 Rosetta Code https://rosettacode.org/wiki/Rosetta_Code J Wiki https://code.jsoftware.com/wiki/Main_Page [14] 00:59:13 Ktye https://aplwiki.com/wiki/APL%5Civ April https://aplwiki.com/wiki/April ArrayCast Episode #23 https://www.arraycast.com/episodes/episode23-andrew-sengul [15] 01:00:47 Scrabble word list Collins https://en.wikipedia.org/wiki/Collins_Scrabble_Words NWL https://en.wikipedia.org/wiki/NASPA_Word_List Official Scrabble Players Dictionary https://en.wikipedia.org/wiki/Official_Scrabble_Players_Dictionary [16] 01:03:50 Contact AT ArrayCast DOT com…

The Array Cast

1
PyTorch and Dex with Adam Paszke 1:11:56

2 years ago1:11:56

1:11:56

Array Cast - July 21, 2023 Show Notes Thanks to Bob Therriault, Conor Hoekstra, and Adam Paszke for gathering these links: [01] 00:01:49 J on AWS https://code.jsoftware.com/wiki/System/Installation/Cloud KXcon '23 videos https://kx.com/kx-con-23-recordings/ KXcon '23 ArrayCast review episode https://www.arraycast.com/episodes/episode54-kxcon23 [02] 00:04:10 PyTorch https://pytorch.org/ Dex Programming Language https://github.com/google-research/dex-lang/ Coursera https://www.coursera.org/ [03] 00:07:48 Torch7 https://github.com/torch/torch7 Torch https://en.wikipedia.org/wiki/Torch_(machine_learning) Lua Programming Language https://www.lua.org/ Python Programming Language https://www.python.org/ Alpha Go documentary https://en.wikipedia.org/wiki/AlphaGo_(film) Tensorflow Programming Language https://www.tensorflow.org/ LuaJIT interpreter https://luajit.org/ [04] 00:15:43 Automatic differention https://en.wikipedia.org/wiki/Automatic_differentiation [05] 00:18:25 GPU https://en.wikipedia.org/wiki/Graphics_processing_unit TPU https://en.wikipedia.org/wiki/Tensor_Processing_Unit 4 [06] 00:20:56 Machine Learning https://en.wikipedia.org/wiki/Machine_learning [07] 00:29:30 AutoGrad Library https://autograd.readthedocs.io/en/latest/ JAX https://github.com/google/jax Vectorization https://en.wikipedia.org/wiki/Vectorization [08] 00:33:10 Dex White Paper 4 pages https://openreview.net/pdf?id=rJxd7vsWPS Dex White Paper 20 pages https://arxiv.org/pdf/2104.05372.pdf Dex Tutorial https://google-research.github.io/dex-lang/examples/tutorial.html MatLab Programming Language https://www.mathworks.com/products/matlab.html [09] 00:35:40 Rank Polymorphism https://en.wikipedia.org/wiki/Parametric_polymorphism#Higher-rank_polymorphism [10] 00:37:42 Futhark Programming Language https://futhark-lang.org/ Dex and Futhark https://futhark-lang.org/blog/2020-12-28-futhark-and-dex.html ArrayCast Episode with Troels Henriksen https://www.arraycast.com/episodes/episode37-futhark [11] 00:39:00 Haskell Programming Language https://www.haskell.org/ [12] 00:40:30 Ad Hoc Polymorphism https://en.wikipedia.org/wiki/Ad_hoc_polymorphism Parametric Polymorphism https://en.wikipedia.org/wiki/Parametric_polymorphism NumPy Python Library https://numpy.org/ [13] 00:46:15 CUDA GPU Language https://en.wikipedia.org/wiki/CUDA [14] 00:53:13 XLA JAX compiler https://hpc.nih.gov/apps/JAX.html [15] 00:56:57 Triton OpenAI https://openai.com/research/triton [17] 01:01:44 Languish language tracker https://tjpalmer.github.io/languish/ LLMs https://en.wikipedia.org/wiki/Large_language_model [18] 01:05:43 github/google/Jax github/google-research/dex-lang [19] 01:08:00 Nix https://docs.haskellstack.org/en/stable/nix_integration/ [20] 01:09:25 Adam's secret project - TBA [21] 01:10:28 Contact AT ArrayCast DOT com…

The Array Cast

1
Learning and Teaching Array Programming 1:02:38

2 years ago1:02:38

1:02:38

Array Cast - July 7, 2023 Show Notes Thanks to Bob Therriault, Stephen Taylor, Richard Park and Marshall Lochbaum for gathering these links: [01] 00:01:55 Dyalog 23 User Meeting https://www.dyalog.com/user-meetings/dyalog23.htm [02] 00:04:56 Shakti DB https://shakti.com/ [03] 00:05:37 Episode 56 (previous episode) https://www.arraycast.com/episodes/episode56-why-we-like-array-programming [04] 00:07:13 Ken Iverson https://en.wikipedia.org/wiki/Kenneth_E._Iverson TryAPL https://tryapl.org/ [05] 00:08:25 Computing language paradigms https://en.wikipedia.org/wiki/List_of_programming_languages_by_type Procedural Programming https://en.wikipedia.org/wiki/Procedural_programming Functional Programming https://en.wikipedia.org/wiki/Functional_programming Object Oriented Programming https://en.wikipedia.org/wiki/Object-oriented_programming Array Programming https://en.wikipedia.org/wiki/Array_programming [06] 00:11:30 BQN programming language https://mlochbaum.github.io/BQN/ Dyalog APL programming language https://www.dyalog.com/ J programming language https://www.jsoftware.com/#/ k programming language https://aplwiki.com/wiki/K q programming language https://trykdb.kx.com/kx/signup/ [07] 00:14:41 APL farm https://aplwiki.com/wiki/APL_Farm J forums https://code.jsoftware.com/wiki/System/Forums BQN forums https://app.element.io/#/room/#bqn:matrix.org [08] 00:16:30 kx.com [09] 00:18:50 SQL https://en.wikipedia.org/wiki/SQL [10] 00:21:42 Richard's videos https://dyalog.tv/Webinar/?v=AGWnBw7VBzg Dyalog tutorial https://tutorial.dyalog.com/ Dyalog course https://course.dyalog.com/ Stefan Kruger Learn APL https://xpqz.github.io/learnapl Stefan Kruger K book (WIP) https://github.com/xpqz/kbook [11] 00:26:00 BQN support of paradigms https://mlochbaum.github.io/BQN/doc/paradigms.html BQN tutorials https://mlochbaum.github.io/BQN/tutorial/index.html [12] 00:29:30 Scratch programming language https://scratch.mit.edu/ Blockly https://developers.google.com/blockly draw.io https://app.diagrams.net/ [13] 00:31:05 Phrasal forms paper https://www.jsoftware.com/papers/fork.htm https://mlochbaum.github.io/BQN/doc/map.html#table https://mlochbaum.github.io/BQN/doc/tacit.html#combinators [14] 00:32:03 APL Show podcast https://apl.show/2023/01/27/Processes-and-Structures.html [15] 00:35:25 q diagrams https://code.kx.com/q/ref/uj/ https://code.kx.com/q/ref/maps/#each-left-and-each-right [16] 00:38:27 Morten Kromberg ArrayCast episode https://www.arraycast.com/episodes/episode21-morten-kromberg Bricolage https://en.wikipedia.org/wiki/Bricolage [17] 00:40:44 Interpreted programming languages https://en.wikipedia.org/wiki/Interpreter_(computing) [18] 00:48:43 J labs https://code.jsoftware.com/wiki/Guides/StudioForExplorers Jupyter notebooks https://jupyter.org/ [19] 00:49:53 Stephen's contact SJT@5jt.com J playground https://code.jsoftware.com/wiki/Playground tryAPL https://tryapl.org/ apl.chat https://apl.chat/ apl.orchard https://aplwiki.com/wiki/APL_Orchard aplquest https://aplwiki.com/wiki/APL_Quest Adám's APL https://www.youtube.com/@abrudz try.html https://mlochbaum.github.io/BQN/try.htm l BQNpad https://bqnpad.mechanize.systems/ [20] 00:55:25 Dyalog https://www.dyalog.com/ [21] 00:56:28 Advent of Code BQN https://mlochbaum.github.io/BQN/community/aoc.html Share my Screen J Advent of Code https://code.jsoftware.com/wiki/ShareMyScreen [22] 00:57:18 APLCart https://aplcart.info/ BQNCrate https://mlochbaum.github.io/bqncrate/ J phrases https://code.jsoftware.com/wiki/Phrases [23] 00:59:23 KAP programming language https://aplwiki.com/wiki/KAP Structure Viewer https://peertube.functional.cafe/w/cDGqr9FmQoR2RyMGBTCZZK [24] 01:01:37 Contact AT ArrayCast DOT Com…

The Array Cast

1
Why We Like Array Programming (Again) 53:56

2 years ago53:56

53:56

Array Cast - June 23, 2023 Show Notes Thanks to Bob Therriault for gathering these links: Opening ‘cow sheep cat dog’ Conor Hoekstra ‘Algorithms as a Tool of Thought’ Alan Perlis ‘In Praise of APL’ Key Under Nuvoc - J Vocabulary Home Sites APL J k BQN q Getting started APL J k BQN q Stephen Taylor ‘Discovering APL’…

The Array Cast

1
Robert Bernecky 1:18:43

2 years ago1:18:43

1:18:43

Array Cast - June 9, 2023 Show Notes Thanks to Bob Therriault, Adám Brudzewsky, and Marshall Lochbaum for gathering these links: [01] 00:01:35 APL Show https://apl.show/2023/06/02/Terminology-Files-and-Array-Theory.html U-Net CNN in APL: Exploring Zero-Framework, Zero-Library Machine Learning https://dl.acm.org/doi/10.1145/3589246.3595371 Tokyo Meetup https://www.meetup.com/en-US/apl-j-k-meetup/events/kkzgdtyfcjbzb/ Northern California APL ACM Meetup https://apl.wiki/SIGAPL#APL_BUG [02] 00:03:16 Robert Bernecky https://en.wikipedia.org/wiki/Robert_Bernecky https://aplwiki.com/wiki/Bob_Bernecky I.P. Sharp Associates https://en.wikipedia.org/wiki/I.P._Sharp_Associates PERT https://en.wikipedia.org/wiki/Program_evaluation_and_review_technique [03] 00:06:57 Bernecky Zoo Story Dyalog https://dyalog.tv/Dyalog16/?v=1N_oYD-ZkX8 0 Ian Sharp https://www.dyalog.com/blog/2021/07/thank-you-ian-sharp/ Roger Moore https://en.wikipedia.org/wiki/Roger_Moore_(computer_scientist) Speeding up Dyadic Iota and Dyadic Epsilon, 1973 Copenhagen Conference https://www.researchgate.net/publication/242359964_Speeding_up_dyadic_iota_and_dyadic_epsilon [04] 00:10:49 Replicate https://aplwiki.com/wiki/Replicate Partitioned Enclose https://aplwiki.com/wiki/Partitioned_Enclose#Non-Boolean_left_argument [05] 00:15:33 Ken Iverson https://en.wikipedia.org/wiki/Kenneth_E._Iverson A Programming Language https://www.jsoftware.com/papers/APL.htm Mesh-Mask https://aplwiki.com/wiki/Mesh [06] 00:17:47 Larry Breed https://en.wikipedia.org/wiki/Lawrence_M._Breed JIT Compiler https://en.wikipedia.org/wiki/Just-in-time_compilation [07] 00:20:10 Aaron Hsu https://aplwiki.com/wiki/Aaron_Hsu Co-dfns https://aplwiki.com/wiki/Co-dfns Troels Henriksen episode on the ArrayCast https://www.arraycast.com/episodes/episode37-futhark APLTAIL https://github.com/melsman/apltail Futhark https://futhark-lang.org/ Rank Operator https://aplwiki.com/wiki/Rank_(operator) [08] 00:22:47 APEX Robert Bernecky's thesis http://www.snakeisland.com/ms.pdf Clark Wiedmann https://dl.acm.org/profile/81100234909 Scientific Time Sharing https://en.wikipedia.org/wiki/Scientific_Time_Sharing_Corporation APL Plus https://aplwiki.com/wiki/APL*PLUS APL2 https://aplwiki.com/wiki/APL2 Timothy Budd An APL compiler for the UNIX timesharing system https://dl.acm.org/doi/10.1145/390005.801218 Dr. Lenore Mullin https://scholar.google.com/citations?user=JH_J72QAAAAJ&hl=en Mathematics of Arrays https://scholar.google.com/citations?view_op=view_citation&hl=en&user=JH_J72QAAAAJ&citation_for_view=JH_J72QAAAAJ:u5HHmVD_uO8C Mike Jenkins https://www.cs.queensu.ca/people/Mike/Jenkins Wai-Mee Ching https://www.semanticscholar.org/paper/Program-Analysis-and-Code-Ching/d41ed7c9a86d649716075e1bbefc1140e8840b0e [09] 00:26:09 SISAL https://en.wikipedia.org/wiki/SISAL Ron Cytron POPL Paper https://pages.cs.wisc.edu/~fischer/cs701.f14/ssa.pdf [10] 00:36:26 Sven-Bodo Scholz https://scholar.google.com/citations?user=5d8Nx80AAAAJ&hl=en Clemens Grelck https://scholar.google.nl/citations?user=hw9ryfkAAAAJ&hl=en Single Assignment C https://www.sac-home.org/index With Loop Folding in SaC https://dblp.org/rec/conf/ifl/Scholz97.html [11] 00:45:53 KX https://kx.com/ q programming language https://en.wikipedia.org/wiki/Q_(programming_language_from_Kx_Systems) [12] 00:47:44 Geoffrey Hinton https://en.wikipedia.org/wiki/Geoffrey_Hinton [13] 00:51:05 APL\360 https://aplwiki.com/wiki/APL%5C360 [14] 01:01:03 Byte code compiler https://en.wikipedia.org/wiki/Byte-code_compiler [15] 01:13:25 Cuda https://en.wikipedia.org/wiki/CUDA PyTorch https://pytorch.org/docs/stable/index.html Convolutional Neural Nets in APL https://dl.acm.org/doi/abs/10.1145/3315454.3329960 [16] 01:16:00 Qiskit Quantum Computing IBM https://en.wikipedia.org/wiki/Qiskit Julia programming https://julialang.org/ APEX compiler https://gitlab.com/bernecky/apex [17] 01:17:50 Contact AT ArrayCast DOT Com…

The Array Cast

1
Review of KXcon’23 1:24:33

2 years ago1:24:33

1:24:33

Array Cast - May 26, 2023 Show Notes Thanks to Bob Therriault, Marshall Lochbaum, Conor Hoekstra, Adám Brudzewsky and Nick Psaris for gathering these links: [01] 00:02:15 Eric's post J Programming Language http://www.jsoftware.com/pipermail/programming/2023-May/062524.html J wiki https://code.jsoftware.com/wiki/Main_Page [02] 00:03:23 Programming language design on StackOverflow https://languagedesign.stackexchange.com/ [03] 00:05:04 Phineas Porter's blog post https://iabdb.me/2021/05/28/idempotent-moving-window-is-simply-a-reduction/ [04] 00:08:00 ArrayCast Episode 3 https://www.arraycast.com/episodes/episode-02-challenges-facing-the-array-languages ArrayCast Episode 4 https://www.arraycast.com/episodes/episode-03-what-is-an-array ArrayCast Episode 5 https://www.arraycast.com/episodes/episode-04-responding-to-listeners-email ArrayCast Episode 42 https://www.arraycast.com/episodes/episode42-nick-psaris-q "Q Tips" by Nick Psaris https://www.goodreads.com/book/show/25221469-q-tips "Fun Q" by Nick Psaris https://www.goodreads.com/book/show/54656615-fun-q [05] 00:09:40 PyKX https://kx.com/pykx/ Python Programming Language https://en.wikipedia.org/wiki/Python_(programming_language) [06] 00:12:27 peach in q https://code.kx.com/q/basics/peach/ [07] 00:16:10 Z compression https://en.wikipedia.org/wiki/Zstd Garbage Collection https://code.kx.com/q/ref/dotq/#gc-garbage-collect Loading databases https://code.kx.com/q/basics/syscmds/#l-load-file-or-directory \c autosizing https://code.kx.com/q/basics/syscmds/#c-console-size [08] 00:25:20 GPU https://en.wikipedia.org/wiki/Graphics_processing_unit [09] 00:26:09 Stable Marriage problem https://en.wikipedia.org/wiki/Stable_marriage_problem Nick's presentation https://nick.psaris.com/presentation/maching-algorithms-in-q/ [10] 00:29:55 Attila Vrabecz ArrayCast Episode https://www.arraycast.com/episodes/episode-08-attila-vrabecz-and-the-k-group-of-programming-languages [11] 00:32:23 Mohammad Noor at Citadel https://www.linkedin.com/in/mohammadnoor/ [12] 00:33:50 Kevin Webster's Handbook of Price Impact Modeling https://www.routledge.com/Handbook-of-Price-Impact-Modeling/Webster/p/book/9781032328225 [13] 00:35:05 Erin Stanton https://www.linkedin.com/in/erin-stanton-data-science/ [14] 00:42:15 Snowflake https://en.wikipedia.org/wiki/Snowflake_Inc . Snowpark https://www.snowflake.com/en/data-cloud/snowpark/ kdb+ Snowflake https://pipes.datavirtuality.com/connectors/integrate/kdb/snowflake/ [15] 00:44:00 Nateraj Dasgupta medical application https://www.linkedin.com/in/natarajdasgupta/ [16] 00:47:09 Igor Kantor Data as a Service https://www.linkedin.com/in/igorkantor/ Karthic Murali - Goldman Sachs https://www.linkedin.com/in/karthikmurali2/ [17] 00:49:05 Rebecca Kelly qubot https://www.inqdata.com/ [18] 00:49:23 Aaron Davies Transformer Discussion https://github.com/adavies42/qist/blob/master/lib/raspq.q [19] 00:52:55 Phineas Porter Edge Detection https://pindash.github.io/talks/seam_carving.html Liquid rescaling https://en.wikipedia.org/wiki/Seam_carving [20] 00:55:20 Alex Donohue Toronto Dominion https://www.linkedin.com/in/alex-donohue-b228a159/ [21] 00:56:05 Type promotion https://en.wikipedia.org/wiki/Type_conversion Type system https://en.wikipedia.org/wiki/Type_system [22] 00:58:00 Perl programming language https://en.wikipedia.org/wiki/Perl Strong Typing https://en.wikipedia.org/wiki/Strong_and_weak_typing [23] 01:02:00 2016 KXCon https://www.kdnuggets.com/2016/04/kxcon2016-kdb-conference-may-montauk-ny.html [24] 01:04:09 Nick's 2016 kxcon presentation https://nick.psaris.com/competition/parsing-mnist-dataset/ Nick's kx25 presentation https://nick.psaris.com/presentation/decision-trees-in-q/ [25] 01:06:45 Dyalog Conferences https://www.dyalog.com/user-meetings/index.htm [26] 01:07:10 2012 J conference https://code.jsoftware.com/wiki/Community/Conference2012 2014 J conference https://code.jsoftware.com/wiki/Community/Conference2014 [27] 01:09:02 APLSeeds conference https://www.dyalog.com/apl-seeds-user-meetings/aplseeds23.htm [28] 01:14:56 Awesome q Stephen's GitHub library https://github.com/qbists/awesome-q [29] 01:21:30 Contact AT ArrayCast DOT Com [30] 01:22:32 Dyalog 21 Live ArrayCast episode https://www.arraycast.com/episodes/episode14-dyalog-21-live…

The Array Cast

1
What is the Problem? 1:13:07

2 years ago1:13:07

1:13:07

Array Cast - May 12, 2023 Show Notes Thanks to Bob Therriault, Marshall Lochbaum and Rich Park for gathering these links: [01] 00:01:45 Decker https://beyondloom.com/decker/index.html John Earnest Episode 41 https://www.arraycast.com/episodes/episode41-john-earnest John Earnest Episode 43 https://www.arraycast.com/episodes/episode43-john-earnest-decker [02] 00:03:40 Gordon Hoekstra Award https://twitter.com/Gordon_Hoekstra/status/1654667681709056000/photo/1 J Wiki Browser Video https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-05-04 [03] 00:05:43 APL Show https://apl.show/2023/05/02/Primitives-Extravaganza-Continued.html Array Notation for APL https://aplwiki.com/wiki/Array_notation [04] 00:07:50 1010 Data k developers https://www.1010data.com/company/careers/#Openpositions [05] 00:08:58 Kadane's Algorithm https://en.wikipedia.org/wiki/Maximum_subarray_problem [06] 00:14:13 Troels Henriksen Episode on ArrayCast https://www.arraycast.com/episodes/episode37-futhark Futhark https://en.wikipedia.org/wiki/Futhark_(programming_language) Carnegie Mellon Parlay https://dl.acm.org/doi/pdf/10.1145/3350755.3400254 Guy Steele Fortress https://en.wikipedia.org/wiki/Fortress_(programming_language) [07] 00:19:47 Stevan Apter Episode https://www.arraycast.com/episodes/episode26-stevan-apter No Stinking Loops (Stevan's blog) https://www.nsl.com/ [08] 00:21:42 Combinators https://en.wikipedia.org/wiki/Combinatory_logic [09] 00:23:28 Nothing in BQN https://mlochbaum.github.io/BQN/doc/expression.html#nothing [10] 00:24:49 Sliding Subarray Beauty https://leetcode.com/problems/sliding-subarray-beauty/ [11] 00:29:50 Big O Notation https://en.wikipedia.org/wiki/Big_O_notation [12] 00:37:35 peach q https://code.kx.com/q/basics/peach/ SV in Dyalog APL https://aplwiki.com/wiki/APL.SV sv in q https://code.kx.com/q/ref/sv/ vs in q https://code.kx.com/q/ref/vs/ [13] 00:49:05 aplcart https://aplwiki.com/wiki/APLcart [14] 00:55:33 Dyalog Peach http://docs.dyalog.com/14.0/Dyalog%20APL%20PEACH%20Reference%20Guide.pdf Futures and isolates https://docs.dyalog.com/latest/Parallel%20Language%20Features.pdf [15] 01:07:25 Henry Rich TPL Episode https://www.arraycast.com/episodes/episode50-fold [16] 01:09:52 Contact AT ArrayCast DOT Com…

The Array Cast

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Fold and Scan 1:19:37

2 years ago1:19:37

1:19:37

Array Cast - April 28, 2023 Show Notes Thanks to Bob Therriault, Marshall Lochbaum, and Adám Brudzewsky for gathering these links: [01] 00:01:35 J903 on iOS https://code.jsoftware.com/wiki/Guides/iOS J9.5 https://code.jsoftware.com/wiki/System/Installation#J9.5_BETA m. Modular arithmetic https://code.jsoftware.com/wiki/Vocabulary/mdot [02] 00:02:53 Suggestions for Stephen's book SJT@5jt.com [03] 00:06:31 Rich's Problem Solving video https://www.youtube.com/watch?v=O73HYH0p8eo [04] 00:07:49 Henry Rich Fold Episode https://www.arraycast.com/episodes/episode48-henry-rich Kadane's Algorithm https://en.wikipedia.org/wiki/Maximum_subarray_problem [05] 00:11:20 J Under (Dual) Conjunction https://code.jsoftware.com/wiki/Vocabulary/ampdot Fold in q https://code.kx.com/q/ref/accumulators/#while Fold in BQN https://mlochbaum.github.io/BQN/doc/fold.html Fold(Reduce) in APL https://aplwiki.com/wiki/Reduce Fold in J https://code.jsoftware.com/wiki/Vocabulary/fcap [06] 00:15:07 Taylor Series https://en.wikipedia.org/wiki/Taylor_series [07] 00:22:10 J Prefixes https://code.jsoftware.com/wiki/Vocabulary/bslash J Suffixes https://code.jsoftware.com/wiki/Vocabulary/bslashdot [08] 00:28:02 q Scan Iterator https://code.kx.com/q/ref/iterators/ [09] 00:36:49 Tom McGuire's Kadane Tutorial https://code.jsoftware.com/wiki/Essays/Kadane_Algorithm;_J_Tutorial Will Gajate's J-k Fold equivalents https://code.jsoftware.com/wiki/User:Will_Gajate/FoldVariants [10] 00:46:09 Guy Steele's Fortress https://en.wikipedia.org/wiki/Fortress_(programming_language) [11] 00:47:53 Special Combinations in J https://code.jsoftware.com/wiki/Vocabulary/SpecialCombinations Thunks https://en.wikipedia.org/wiki/Thunk [12] 00:50:02 Apex https://www.snakeisland.com/techrpt.pdf Futhark https://en.wikipedia.org/wiki/Futhark_(programming_language) BQN vs. C https://mlochbaum.github.io/BQN/implementation/versusc.html [13] 00:53:05 Scan in q https://code.kx.com/q/ref/over/ Scan in BQN https://mlochbaum.github.io/BQN/doc/scan.html Scan in APL https://aplwiki.com/wiki/Scan [14] 01:07:33 Cut in J https://code.jsoftware.com/wiki/Vocabulary/semidot [15] 01:14:25 Big O notation https://en.wikipedia.org/wiki/Big_O_notation [16] 01:17:00 Contact AT ArrayCast DOT Com [17] 01:17:30 Associative Functions https://en.wikipedia.org/wiki/Associative_property [18] 01:19:00 Jay Kadane https://en.wikipedia.org/wiki/Jay_Kadane…

The Array Cast

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Naming is Hard 1:05:24

2 years ago1:05:24

1:05:24

Array Cast - April 14, 2023 Show Notes Thanks to Bob Therriault and Adám Brudzewsky for gathering these links: [01] 00:01:37 APLSeeds 2023: https://dyalog.tv/APLSeeds23 APL Germany Spring meeting: https://apl-germany.de/apl-germany-fruehjahrstagung-2023/ APL Show Episode "Change the Way You Think - Part 1": https://apl.show/2023/03/09/Reaction-to-Change-the-way-you-write-Change-the-way-you-think-part-1.html APL Show Episode "Change the Way You Think - Part 2": https://apl.show/2023/03/30/Reaction-to-Change-the-way-you-write-Change-the-way-you-think-part-2.html Fold and Other Conjunctions ArrayCast Episode: https://www.arraycast.com/episodes/episode50-fold [02] 00:10:05 Perlis "A programming language is low level when it demands attention to the irrelevant" https://www.brainyquote.com/quotes/alan_perlis_177161 [03] 00:11:25 Smalltalk Programming Language: https://en.wikipedia.org/wiki/Smalltalk Lisp Programming Language: https://en.wikipedia.org/wiki/Lisp_(programming_language) Haskell Programming Language: https://en.wikipedia.org/wiki/Haskell [04] 00:21:30 J forums: https://code.jsoftware.com/wiki/System/Forums [05] 00:35:40 J Incunabulum: https://code.jsoftware.com//wiki/Essays/Incunabulum Inuit Number System: https://www.scientificamerican.com/article/a-number-system-invented-by-inuit-schoolchildren-will-make-its-silicon-valley-debut/ [06] 00:39:10 Roman Numerals: https://en.wikipedia.org/wiki/Roman_numerals A History of Mathematical Notations: https://www.amazon.com/History-Mathematical-Notations-Dover-Mathematics/dp/0486677664 [07] 00:43:10 Danish Vigesimal System: https://en.wikipedia.org/wiki/Numeral_(linguistics)#20:_vigesimal [08] 00:44:20 Glyphs in the Array Languages: https://aplwiki.com/wiki/Glyph [09] 00:48:20 Dyalog APL Mix: https://aplwiki.com/wiki/Mix Dyalog APL Split: https://aplwiki.com/wiki/Split J Less Than: https://code.jsoftware.com/wiki/Vocabulary/lt#dyadic J Lesser of: https://code.jsoftware.com/wiki/Vocabulary/ltdot#dyadic [10] 00:50:53 Dyalog APL Dyadic Transpose: https://aplwiki.com/wiki/Transpose BQN Dyadic Transpose: https://mlochbaum.github.io/BQN/doc/transpose.html#reorder-axes https://code.jsoftware.com/wiki/Vocabulary/barco#dyadic J Dyadic Transpose: https://code.jsoftware.com/wiki/Vocabulary/barco#dyadic Transpose ArrayCast Episode: https://www.arraycast.com/episodes/episode29-transpose [11] 00:54:22 Chris Pearson's Post "We Need to Talk about Group": https://gist.github.com/chrispsn/3450fe6172a7cc441d0819379ed3a32a [12] 00:57:21 Contact AT ArrayCast DOT Com [13] 01:02:05 Combinators in BQN: https://mlochbaum.github.io/BQN/tutorial/combinator.html [14] 01:03:33 Stephen's Blog Post: https://www.5jt.com/the-rest-is-silence…

The Array Cast

1
Fold and Other Functional Conjunctions 1:36:31

2 years ago1:36:31

1:36:31

Array Cast - March 31, 2023 Show Notes Thanks to Bob Therriault, Conor Hoekstra and Marshall Lochbaum for gathering these links: [01] 00:01:45 Luther J. Woodrum Obituary https://www.fraryfuneralhome.com/obituaries/Luther--J.-Woodrum?obId=27482014#/celebrationWall https://www.linkedin.com/in/luther-woodrum-b5775a4a?trk=public_profile_browsemap Lenore Mullin Mathematics of Arrays https://www.linkedin.com/in/lenore-mullin-268b0a13 [02] 00:03:46 Episode 6 https://www.arraycast.com/episodes/episode-06-henry-richs-deep-dive-into-j Episode 18 https://www.arraycast.com/episodes/episode18-henry-rich-presents-j903 Episode 48 https://www.arraycast.com/episodes/episode48-henry-rich [03] 00:04:40 Command to run Fold using J Playground - install 'github:jsoftware/dev_fold' J Fold https://code.jsoftware.com/wiki/Vocabulary/fcap APL Reduce / https://aplwiki.com/wiki/Reduce APL Scan \ https://aplwiki.com/wiki/Scan J Scan /\ https://code.jsoftware.com/wiki/Vocabulary/bslash https://code.jsoftware.com/wiki/Vocabulary/slash J Grade /: or \: https://code.jsoftware.com/wiki/Vocabulary/slashco [04] 00:10:02 Functional Programming Language https://en.wikipedia.org/wiki/Functional_programming C Programming Language https://en.wikipedia.org/wiki/C_(programming_language) [05] 00:12:30 Iverson Notation https://www.jsoftware.com/papers/APL.htm Adjacent Difference C++ https://en.cppreference.com/w/cpp/algorithm/adjacent_difference [06] 00:14:50 Haskell Programming Language https://en.wikipedia.org/wiki/Haskell BQN Primitives https://mlochbaum.github.io/BQN/commentary/primitive.html [07] 00:16:10 Object Oriented Programming https://en.wikipedia.org/wiki/Object-oriented_programming [08] 00:17:12 J Power Conjunction u^:n https://code.jsoftware.com/wiki/Vocabulary/hatco NARS 2000 APL https://aplwiki.com/wiki/NARS J Rank Conjunction " https://code.jsoftware.com/wiki/Vocabulary/quote J Cut Conjunction ;. https://code.jsoftware.com/wiki/Vocabulary/semidot J Key Conjunction /. https://code.jsoftware.com/wiki/Vocabulary/slashdot#dyadic J Recursion $: https://code.jsoftware.com/wiki/Vocabulary/dollarco [09] 00:24:20 Identity Element https://aplwiki.com/wiki/Identity_element [10] 00:37:09 J Terminate Z: https://code.jsoftware.com/wiki/Vocabulary/zcapco J Cap [: https://code.jsoftware.com/wiki/Vocabulary/squarelfco [11] 00:41:22 J throw. https://code.jsoftware.com/wiki/Vocabulary/throwdot J catch. https://code.jsoftware.com/wiki/Vocabulary/trydot [12] 00:45:21 J ^:v^:_ https://code.jsoftware.com/wiki/Vocabulary/hatco#DoWhile J _3 Z: (Iterations bottom of page) https://code.jsoftware.com/wiki/Vocabulary/zcapco [13] 00:53:05 BQN Fold https://mlochbaum.github.io/BQN/doc/fold.html Table from J Fold to K https://code.jsoftware.com/wiki/User:Will_Gajate/FoldVariants [14] 00:55:13 Arthur Whitney https://en.wikipedia.org/wiki/Arthur_Whitney_(computer_scientist) APL Partition https://aplwiki.com/wiki/Partition [15] 00:57:55 J Gerunds https://code.jsoftware.com/wiki/Vocabulary/Glossary#Gerund [16] 00:59:20 J Rank-Gerund 901 Release Notes https://code.jsoftware.com/wiki/System/ReleaseNotes/J901 [17] 01:01:11 C++ 2019 7 Consecutive Ones Conor talk https://www.youtube.com/watch?v=48gV1SNm3WA [18] 01:03:10 BQN Each https://mlochbaum.github.io/BQN/doc/map.html [19] 01:05:25 Dyalog APL Split https://aplwiki.com/wiki/Split APL2 https://aplwiki.com/wiki/APL2 [20] 01:07:42 J NuVoc Dictionary https://code.jsoftware.com/wiki/NuVoc [21] 01:11:25 Index Origin https://aplwiki.com/wiki/Index_origin [22] 01:27:15 CPU Cache https://en.wikipedia.org/wiki/CPU_cache [23] 01:33:00 ValGrind Tool https://valgrind.org/docs/manual/ Perf linux https://perf.wiki.kernel.org/index.php/Tutorial [24] 01:35:58 Contact AT ArrayCast DOT Com…

The Array Cast

1
What Affects Array Language Performance? 1:25:17

2 years ago1:25:17

1:25:17

Array Cast - March 17, 2023 Show Notes Thanks to Bob Therriault, Richard Park, Conor Hoekstra and Adám Brudzewsky for gathering these links: [01] 00:01:55 APL problem solving competition https://contest.dyalog.com/ Kattis online competition https://open.kattis.com/ APL Seeds '23 https://www.dyalog.com/apl-seeds-user-meetings/aplseeds23.htm Linux Format Magazine https://linuxformat.com/linux-format-300.html The APL Show - Reaction to "Change the Way You Think" https://apl.show/2023/03/09/Reaction-to-Change-the-way-you-write-Change-the-way-you-think-part-1.html The APL Campfire - Norman Thomson https://www.youtube.com/watch?v=jPujK-GvHGQ&list=PLYKQVqyrAEj91hZHbJiWOENHZP4JT8VFv [02] 00:06:16 Ed Gottsman's Wiki Gui https://www.youtube.com/watch?v=j17E_KUgKxk [03] 00:07:09 Why I Love BQN So Much https://www.youtube.com/watch?v=mRT-yK2RTdg J software https://www.jsoftware.com/#/ Dyalog APL https://www.dyalog.com/ [04] 00:08:12 Adám's APL Quest https://www.youtube.com/@abrudz/playlists [05] 00:09:50 q download https://kx.com/kdb-personal-edition-download/ [06] 00:13:10 Shakti https://shakti.com/ [07] 00:14:10 Emery Berger "Performance Really Matters" https://www.youtube.com/watch?v=7g1Acy5eGbE [08] 00:17:14 Three consecutive odds ADSP 'scanductions' episode https://adspthepodcast.com/2023/03/03/Episode-119.html [09] 00:19:40 Rich Park's "A Programming Language for Thinking About Algorithms" https://www.dyalog.com/uploads/files/presentations/ACCU20210520.pdf [10] 00:21:00 Windows function in BQN https://mlochbaum.github.io/BQN/doc/windows.html [11] 00:27:22 Fold in J https://code.jsoftware.com/wiki/Vocabulary/fcap Scan https://aplwiki.com/wiki/Scan Reduce https://aplwiki.com/wiki/Reduce [12] 00:29:15 Apex Compiler https://gitlab.com/bernecky/apex Co-dfns Compiler https://dl.acm.org/doi/10.1145/2627373.2627384 [13] 00:32:50 Arthur Whitney https://en.wikipedia.org/wiki/Arthur_Whitney_(computer_scientist) [14] 00:37:03 Convolutional Neural Networks https://dl.acm.org/doi/pdf/10.1145/3315454.3329960 [15] 00:39:05 Tensorflow https://en.wikipedia.org/wiki/Tensorflow PyTorch https://en.wikipedia.org/wiki/Pytorch MLIR https://mlir.llvm.org/ [16] 00:44:20 Paul Graham "Beating the Averages" http://www.paulgraham.com/avg.html Bob Bernecky "Good Algorithms Win Over Tin" https://code.jsoftware.com/wiki/Essays/GoodAlgorithmsWinOverTin cudnn: https://developer.nvidia.com/cudnn C++/Python Meme https://www.reddit.com/r/ProgrammerHumor/comments/m3pf9h/there_is_only_one_king/ [17] 00:49:00 Futhark Episode of ArrayCast https://www.arraycast.com/episodes/episode37-futhark Single Assignment C https://www.sac-home.org/index Dex https://github.com/google-research/dex-lang#dex- [18] 01:06:40 BQN Compiler https://mlochbaum.github.io/BQN/implementation/bootbench.html [19] 01:13:19 BQN Performance https://mlochbaum.github.io/BQN/implementation/perf.html Bench Array https://mlochbaum.github.io/bencharray/pages/summary.html [20] 01:16:12 Big Endian https://en.wikipedia.org/wiki/Endianness [21] 01:21:45 Performance Timing BQN _timed https://mlochbaum.github.io/BQN/spec/system.html#time J 6!:2 https://code.jsoftware.com/wiki/Vocabulary/Foreigns#m6 APL cmpx http://dfns.dyalog.com/n_cmpx.htm q \ts:n https://code.kx.com/q/basics/syscmds/#ts-time-and-space [22] 01:23:15 ngn/k https://codeberg.org/ngn/k [23] 01:23:52 Contact AT ArrayCast DOT Com…

The Array Cast

1
Henry Rich Reveals J with Threads J9.4 1:23

2 years ago1:23

1:23

Array Cast - March 3, 2023 Show Notes Thanks to Bob Therriault and Adám Brudzewsky for gathering these links: [01] 00:01:26 Technium podcast https://www.youtube.com/watch?v=SUzMb5PdGBM [02] 00:03:42 Canadian Aboriginal Syllabics https://en.wikipedia.org/wiki/Canadian_Aboriginal_syllabics [03] 00:04:20 Newest APL Show episode: https://apl.show/2023/02/24/Primitives-Extravaganza.html [04] 00:04:40 Under: https://mlochbaum.github.io/BQN/doc/under.html Henry Rich Episode 6 https://www.arraycast.com/episodes/episode-06-henry-richs-deep-dive-into-j Henry Rich Episode 18 https://www.arraycast.com/episodes/episode18-henry-rich-presents-j903 [05] 00:12:30 Amend J adverb https://code.jsoftware.com/wiki/Vocabulary/curlyrt#dyadic At Operator Dyalog https://apl.wiki/At [06] 00:16:20 History of J releases https://code.jsoftware.com/wiki/System/ReleaseNotes Winget https://learn.microsoft.com/en-us/windows/package-manager/winget/ J9.4.1 https://code.jsoftware.com/wiki/System/Installation#J9.4_release [07] 00:18:39 u t. https://code.jsoftware.com/wiki/Vocabulary/tdot [08] 00:22:00 Matrix Multiplication https://en.wikipedia.org/wiki/Matrix_multiplication Matrix Division https://en.wikipedia.org/wiki/Invertible_matrix LAPACK https://en.wikipedia.org/wiki/LAPACK [09] 00:29:40 Pyx https://code.jsoftware.com/wiki/Vocabulary/Glossary#Pyx [10] 00:33:00 CPU Cache https://en.wikipedia.org/wiki/CPU_cache [11] 00:36:22 Immutable objects https://en.wikipedia.org/wiki/Immutable_object [12] 00:43:15 Dyalog Primitive for running OS threads: https://docs.dyalog.com/latest/Parallel%20Language%20Features.pdf#page=11 Dyalog Primitive for running green threads: https://apl.wiki/Spawn [13] 00:46:20 Futex https://en.wikipedia.org/wiki/Futex Mutex https://en.wikipedia.org/wiki/Mutex [14] 00:53:18 GMP library https://en.wikipedia.org/wiki/GNU_Multiple_Precision_Arithmetic_Library Fourier Transform Multiplication https://en.wikipedia.org/wiki/Convolution_theorem [15] 00:55:05 New Error Messages https://github.com/jsoftware/dev_eformat Hook in J https://code.jsoftware.com/wiki/Vocabulary/hook Fork In J https://code.jsoftware.com/wiki/Vocabulary/fork [16] 01:05:25 John Daintree Token Debugging https://dyalog.tv/Dyalog22/?v=b2at0Sa8v3E Bob's Visual Debugger https://www.youtube.com/watch?v=iSpJxv1BUhI [17] 01:07:00 J's new u/..: https://code.jsoftware.com/wiki/Vocabulary/slashdot#dyadic Dyalog's Key: https://apl.wiki/Key [18] 01:11:40 J9.4.1 Release Notes https://code.jsoftware.com/wiki/System/ReleaseNotes/J9.4 J9.4.1 link https://code.jsoftware.com/wiki/System/Installation/J9.4 [19] 01:16:29 JQt style editing https://code.jsoftware.com/wiki/Guides/Qt_IDE/Configure/Styles [20] 01:17:08 BQNPad https://bqnpad.mechanize.systems/ [21] 01:18:10 Romilly Cocking "Solution by successive iteration" https://www.arraycast.com/episodes/episode34-romilly-cocking [22] 01:21:38 J Playground https://jsoftware.github.io/j-playground/bin/html2/ [23] 01:23:12 Contact AT ArrayCast DOT Com [24] 01:23:35 J Fold Conjunction https://code.jsoftware.com/wiki/Vocabulary/fcap…

The Array Cast

1
Leslie Goldsmith, from I.P. Sharp to KX 1:36:15

2 years ago1:36:15

1:36:15

Array Cast - February 17, 2023 Show Notes Thanks to Bob Therriault and Adám Brudzewsky for gathering these links: [01] 00:01:20 APLSeeds '23 https://www.dyalog.com/apl-seeds-user-meetings/aplseeds23.htm [02] 00:02:26 KXCon https://kx.com/events/kx-con-2023/ [03] 00:04:30 plrank.com https://plrank.com/ [04] 00:05:30 Michael Higginson ArrayCast Episode https://www.arraycast.com/episodes/episode46-michael-higginson Iverson Centenary https://britishaplassociation.org/iverson-centenary-december-2020/ [05] 00:06:30 Lower Canada College https://www.lcc.ca/ IBM 2741 https://en.wikipedia.org/wiki/IBM_2741 Anderson Jacobson serial modem https://en.wikipedia.org/wiki/Anderson_Jacobson Gilman and Rose - An Interactive Approach https://apl.wiki/Books#APL_―_An_Interactive_Approach Leap Year https://en.wikipedia.org/wiki/Gregorian_calendar#Accuracy APL implementation Leap Year https://tryapl.org/?clear&q=≠%E2%8C%BF0%3D4000%20400%20100%204∘.%7C1600%201700%201800%201900%202000%202100%202200%202300%204000&run [06] 00:13:53 Larry Breed https://apl.wiki/Larry_Breed Scientific Time Sharing Corporation https://en.wikipedia.org/wiki/Scientific_Time_Sharing_Corporation STSC promotional video https://www.youtube.com/watch?v=mjgkhK-nXmk 666 BOX https://www.jsoftware.com/papers/APLQA.htm#666box [07] 00:17:20 University of Toronto https://www.utoronto.ca/ Arthur Whitney https://aplwiki.com/wiki/Arthur_Whitney I.P. Sharp and Associates https://apl.wiki/I.P._Sharp_Associates [08] 00:18:23 360 Assembler https://en.wikipedia.org/wiki/IBM_System/360_architecture#Instruction_formats Eric Iverson https://aplwiki.com/wiki/Eric_Iverson [09] 00:22:40 IESO https://www.ieso.ca/ [10] 00:22:50 Smart Meters https://en.wikipedia.org/wiki/Smart_meter [11] 00:23:30 Kdb+ https://code.kx.com/q/learn/brief-introduction/ [12] 00:24:30 First Derivatives https://fdtechnologies.com/ KX https://kx.com/ KX Sensors https://kx.com/solutions/energy-utilities/ [13] 00:27:52 George Hotz https://en.wikipedia.org/wiki/George_Hotz [14] 00:36:56 ⎕ec https://abrudz.github.io/SAX2/SAX61.pdf#page=790 [15] 00:41:20 APL Programming Language https://en.wikipedia.org/wiki/APL_(programming_language) Blackberry RIM https://en.wikipedia.org/wiki/BlackBerry_Limited Rise and Fall of Blackberry https://www.businessinsider.com/blackberry-smartphone-rise-fall-mobile-failure-innovate-2019-11 [16] 00:45:45 Ken Iverson https://en.wikipedia.org/wiki/Kenneth_E._Iverson Guy Steele https://en.wikipedia.org/wiki/Guy_L._Steele_Jr . [17] 00:55:12 Nick Psaris ArrayCast Episode https://www.arraycast.com/episodes/episode42-nick-psaris-q [18] 00:56:23 Right Parenthesis ) https://apl.wiki/System_command Quad ⎕ https://apl.wiki/Quad_name [19] 00:57:16 APL2 https://aplwiki.com/wiki/APL2 Axiom System https://dl.acm.org/doi/pdf/10.1145/800136.804446 Trenchard More https://en.wikipedia.org/wiki/Trenchard_More Jim Brown https://aplwiki.com/wiki/Jim_Brown [20] 00:59:28 SHARP APL https://aplwiki.com/wiki/SHARP_APL Roger Moore https://en.wikipedia.org/wiki/Roger_Moore_(computer_scientist) Richard Lathwell https://en.wikipedia.org/wiki/Richard_H._Lathwell [21] 01:04:15 Array Models https://apl.wiki/Array_model [22] 01:04:50 Strand Notation https://apl.wiki/Strand_notation [23] 01:06:05 J Programming Language https://www.jsoftware.com/indexno.html [24] 01:18:02 q Programming Language https://kx.com/academy/ Type of https://apl.wiki/Type [25] 01:21:13 Haskell Programming Language https://www.haskell.org/ [26] 01:24:30 ⎕ML Migration Level https://apl.wiki/Migration_level [27] 01:25:50 Oxide and Friends https://oxide.computer/podcasts/oxide-and-friends Java Pubhouse https://www.javapubhouse.com/episodes [28] 01:27:26 British APL Meetings https://britishaplassociation.org/ [29] 01:35:06 contact AT ArrayCast DOT COM…

The Array Cast

1
Michael Higginson, 2022 Dyalog Contest Winner 1:39:26

2 years ago1:39:26

1:39:26

Array Cast - February 3, 2023 Show Notes Thanks to Bob Therriault, Conor Hoekstra and Rich Park for gathering these links: [01] 00:01:51 The APL Show apl.show https://apl.show/ Norman Thomson APL Campfire https://aplwiki.com/wiki/APL_Campfire APLseeds Conference Dyalog https://www.dyalog.com/apl-seeds-user-meetings/aplseeds23.htm [02] 00:05:18 KXcon https://kx.com/events/kx-con-2023/ [03] 00:05:50 BQN Compiler Bootstrap https://github.com/mlochbaum/BQN/tree/master/src/bootstrap https://github.com/dzaima/CBQN/blob/master/src/opt/comp.c [04] 00:08:37 Dyalog Video https://www.youtube.com/@dyalogltd Dyalog Conferences https://www.youtube.com/@DyalogUsermeeting Michael Higginson's talk https://www.youtube.com/watch?v=WZyeXGbcpbA&list=PL5i_Y8skrlUJn2029On-QnGqxXtL_HVie&index=4 [05] 00:10:46 Commodore Vic 20 https://en.wikipedia.org/wiki/VIC-20 Compute Magazine https://en.wikipedia.org/wiki/Compute ! BASIC programming language https://en.wikipedia.org/wiki/BASIC [06] 00:14:06 IBM XT https://en.wikipedia.org/wiki/IBM_Personal_Computer_XT [07] 00:19:30 Turing Programming Language http://individual.utoronto.ca/kensou/programming/turing.html [08] 00:20:50 Perl Programming Language https://en.wikipedia.org/wiki/Perl Regex https://en.wikipedia.org/wiki/Regular_expression Java Programming Language https://en.wikipedia.org/wiki/Java_(programming_language) [09] 00:22:40 Notepad https://en.wikipedia.org/wiki/Windows_Notepad Vim https://en.wikipedia.org/wiki/Vim_(text_editor) Pair programming https://en.wikipedia.org/wiki/Pair_programming [10] 00:24:15 Leslie Goldsmith https://ca.linkedin.com/in/lhg00 I.P. Sharp and Associates https://aplwiki.com/wiki/I.P._Sharp_Associates Ken Iverson https://aplwiki.com/wiki/Ken_Iverson Arthur Whitney https://aplwiki.com/wiki/Arthur_Whitney [11] 00:33:25 kdb+ https://kx.com/ q Programming Language https://en.wikipedia.org/wiki/Q_(programming_language_from_Kx_Systems) [12] 00:35:36 ArrayCast Podcast https://www.arraycast.com Dyalog Contest https://contest.dyalog.com/?goto=welcome Trains https://aplwiki.com/wiki/Train [13] 00:39:20 Tzu-Ching Lee Student Winner https://www.youtube.com/watch?v=KonuJwRFtks&list=PL5i_Y8skrlUJn2029On-QnGqxXtL_HVie&index=5 [14] 00:42:35 ArrayCast Episode 44 https://www.arraycast.com/episodes/episode44-language-choice-and-recreational-programming REPL https://en.wikipedia.org/wiki/Read%E2%80%93eval%E2%80%93print_loop [15] 00:45:40 k Programming Language https://aplwiki.com/wiki/K [16] 00:48:56 BEDMAS https://en.wikipedia.org/wiki/Order_of_operations [17] 00:55:25 Tacit programming https://aplwiki.com/wiki/Tacit_programming q enlist https://code.kx.com/q/ref/enlist/ [18] 01:02:38 Union without intersection in APL ∪~∩ Conor's blog on use of B1 and Phi1 combinators https://codereport.github.io/B1andPhi1/ [19] 01:07:20 Iverson College https://iversoncollege.com/ Joel Kaplan Episode of the ArrayCast https://www.arraycast.com/episodes/episode27-joel-kaplan [20] 01:13:00 Sean Parent https://sean-parent.stlab.cc/ Stackoverflow https://en.wikipedia.org/wiki/Stack_Overflow [21] 01:15:46 Rust Programming Language https://en.wikipedia.org/wiki/Rust_(programming_language) Conor's Video on rust https://www.youtube.com/watch?v=0RsLGM_7ODE Chris Lattner https://en.wikipedia.org/wiki/Chris_Lattner [22] 01:17:05 Oxide and Friends (mentions Roger Hui) https://oxide.computer/podcasts/oxide-and-friends/838566 (mentions Arthur Whitney) https://oxide.computer/podcasts/oxide-and-friends/838567 Functional Geekery https://www.functionalgeekery.com/ [23] 01:25:30 Adám's Array Proposal https://aplwiki.com/wiki/Array_notation J Gerunds https://code.jsoftware.com/wiki/Help/Learning/Ch_14:_Gerunds C++ Programming Language https://en.wikipedia.org/wiki/C%2B%2B First Class Functions https://en.wikipedia.org/wiki/First-class_function [24] 01:28:39 Leonard Cohen Came so Far For Beauty https://www.youtube.com/watch?v=yXBT5-0pkyg [25] 01:33:45 Conor's Algorithms as a Tool of Thought https://dyalog.tv/APLSeeds21/?v=GZuZgCDql6g [26] 01:16:55 Contact AT ArrayCast DOT com…

The Array Cast

1
Ashok Reddy, CEO of KX 1:18:29

2 years ago1:18:29

1:18:29

Array Cast - January 20, 2023 Show Notes Thanks to Bob Therriault for gathering these links: [01] 00:04:38 JSON for BQN https://github.com/mlochbaum/bqn-libs/blob/master/json.bqn [02] 00:05:32 Change the Way You Think talk https://www.youtube.com/watch?v=KOuwZEtHZ_U [03] 00:07:04 Ashok Reddy https://www.ajbell.co.uk/articles/latestnews/248261/fd-technologies-appoints-ashok-reddy-ceo-kx-division [04] 00:08:23 Sharp 1500 Pocket Computer https://en.wikipedia.org/wiki/Sharp_PC-1500 Newton-Raphson Interpolation https://web.mit.edu/10.001/Web/Course_Notes/NLAE/node6.html J#.NET https://en.wikipedia.org/wiki/Visual_J_Sharp [05] 00:10:15 Grady Booch https://en.wikipedia.org/wiki/Grady_Booch Jim Rumbaugh https://en.wikipedia.org/wiki/James_Rumbaugh UML https://en.wikipedia.org/wiki/Unified_Modeling_Language Cobol Programming Language https://en.wikipedia.org/wiki/COBOL Nick Psaris ArrayCast episode https://www.arraycast.com/episodes/episode42-nick-psaris-q [06] 00:14:36 Java programming Language https://en.wikipedia.org/wiki/Java_(programming_language) C# programming language https://en.wikipedia.org/wiki/C_Sharp_(programming_language) J++ programming language https://en.wikipedia.org/wiki/Visual_J%2B%2B LINQ https://en.wikipedia.org/wiki/Language_Integrated_Query SQL programming language https://en.wikipedia.org/wiki/SQL [07] 00:17:13 VisiCalc https://en.wikipedia.org/wiki/VisiCalc q programming language https://aplwiki.com/wiki/Q k programming language https://aplwiki.com/wiki/K [08] 00:19:55 Python programming language https://www.python.org/ ChatGPT https://en.wikipedia.org/wiki/ChatGPT Arthur Whitney https://en.wikipedia.org/wiki/Arthur_Whitney_(computer_scientist) [09] 00:23:19 Kdb+ https://en.wikipedia.org/wiki/Kdb%2B [10] 00:30:01 Asof Join https://code.kx.com/q/ref/aj/ [11] 00:36:45 APL programming language https://en.wikipedia.org/wiki/APL_(programming_language) [12] 00:42:50 Clinical trials https://bccancerfoundation.com/news-and-media/blog/what-clinical-trial/ [13] 00:44:20 Matlab https://en.wikipedia.org/wiki/MATLAB [14] 00:46:08 Formula One https://www.formula1.com/ Alpine Formula One Team https://www.formula1.com/en/teams/Alpine.html Red Bull Formula One Team https://www.redbullracing.com/int-en KX Red Bull video https://www.youtube.com/watch?v=QxfdFWKo_pQ&t=2s [15] 00:49:40 Fingrid https://www.fingrid.fi/en/ [16] 00:53:20 Stent https://www.nhlbi.nih.gov/health/stents [17] 00:55:05 KX Insights Release https://kx.com/news/kx-and-enterpriseweb-enable-unprecedented-performance-and-efficiency-for-network-services-at-the-edge/ [18] 00:57:26 PyKX https://kx.com/pykx/ [19] 01:01:38 q for personal use https://kx.com/kdb-personal-edition-download/ [20] 01:02:25 Visual Studio Code https://code.visualstudio.com/ [21] 01:09:00 SnowFlake https://www.snowflake.com/en/ SnowPark https://www.snowflake.com/en/data-cloud/snowpark/ [22] 01:16:55 Contact AT ArrayCast DOT com…

The Array Cast

1
Choosing an Array Language / The Games We Play 1:22:59

3 years ago1:22:59

1:22:59

Array Cast - January 6, 2023 Show Notes Thanks to Bob Therriault, Adám Brudzewsky, and Marshall Lochbaum for gathering these links: [01] 00:01:13 Twitter Poll for APL Cast https://twitter.com/a_brudz/status/1607653845445873664 [02] 00:04:30 Revamped BQNcrate https://mlochbaum.github.io/bqncrate/ [03] 00:06:44 APLcart https://aplcart.info [04] 00:07:43 Inclusive Range in Q https://www.5jt.com/the-rest-is-silence p: Prime in J https://code.jsoftware.com/wiki/Vocabulary/pco Prime in Dyalog APL https://dfns.dyalog.com/n_pco.htm [05] 00:09:42 Consecutive values https://mlochbaum.github.io/bqncrate/?q=consecutive%20values [06] 00:11:46 APL Tacit help https://tacit.help BQN https://saltysylvi.github.io/bqn-tacit-helper/ J tte tacit to explicit https://code.jsoftware.com/wiki/Addons/debug/tte 13 : explicit to tacit https://code.jsoftware.com/wiki/Vocabulary/com J Phrases https://code.jsoftware.com/wiki/Phrases [07] 00:19:39 Fun Q https://fun-q.net/ APL Farm Discord/Matrix https://apl.wiki/APL_Farm [08] 00:22:00 Nick Psaris Episode on ArrayCast https://www.arraycast.com/episodes/episode42-nick-psaris-q [09] 00:24:20 Extended Precision and Rational Types in J https://www.jsoftware.com/help/jforc/elementary_mathematics_in_j.htm#_Toc191734516 BQN systemMath.fact https://github.com/mlochbaum/BQN/blob/master/spec/system.md#math NARS 2000 https://aplwiki.com/wiki/NARS2000 [10] 00:26:55 Dyalog Licence https://www.dyalog.com/prices-and-licences.htm CBQN GPL-3 Licence https://github.com/dzaima/CBQN#license J GPL-3 Licence https://github.com/jsoftware/jsource/blob/master/license.txt q Licence https://kx.com/developers/download-licenses/ [11] 00:29:05 April Programming Language https://aplwiki.com/wiki/April [12] 00:31:20 Sort in BQN https://github.com/mlochbaum/BQN/blob/master/doc/order.md#sort Without in APL https://aplwiki.com/wiki/Without Less in J https://code.jsoftware.com/wiki/Vocabulary/minusdot#dyadic [13] 00:34:30 Jelly programming language https://apl.wiki/Jelly https://github.com/DennisMitchell/jellylanguage [14] 00:35:08 Rust programming language https://www.rust-lang.org/ [15] 00:36:40 Lesser of >. in J https://code.jsoftware.com/wiki/Vocabulary/ltdot#dyadic [16] 00:38:20 Code Golf https://apl.wiki/Code_golf Parse float function https://mlochbaum.github.io/BQN/spec/system.html#input-and-output [17] 00:40:44 APL ⎕D https://help.dyalog.com/latest/#Language/System%20Functions/d.htm APL ⎕C https://help.dyalog.com/latest/#Language/System%20Functions/c.htm APL ⎕A https://help.dyalog.com/latest/#Language/System%20Functions/a.htm Advent of Code https://en.wikipedia.org/wiki/Advent_of_Code [18] 00:43:16 APLx https://aplwiki.com/wiki/APLX APL PLUS https://aplwiki.com/wiki/APL*PLUS [19] 00:46:23 Dyalog ⎕DT https://help.dyalog.com/latest/#Language/System%20Functions/dt.htm [20] 00:52:46 Jelly Tutorial https://github.com/DennisMitchell/jellylanguage/wiki/Tutorial [21] 00:57:10 Plus Scan in BQN https://github.com/mlochbaum/BQN/blob/master/doc/scan.md APL +.× https://help.dyalog.com/latest/#Language/Primitive%20Operators/Inner%20Product.htm J +/ . * https://www.jsoftware.com/help/jforc/applied_mathematics_in_j.htm#_Toc191734505 [22] 01:00:30 q advent of code solutions http://github.com/qbists/studyq/ [23] 01:01:30 SQL https://en.wikipedia.org/wiki/SQL q for Mortals https://code.kx.com/q4m3/ [24] 01:04:21 BQN Advent of Code list https://mlochbaum.github.io/BQN/community/aoc.html [25] 01:08:42 Adám's link http://www.jsfuck.com/ https://en.wikipedia.org/wiki/JSFuck [26] 01:10:02 q links for Advent of Code https://github.com/qbists/studyq/tree/main/aoc/2022 J forums Advent of Code https://www.jsoftware.com/cgi-bin/forumsearch.cgi?all=&exa=advent+of+code&one=&exc=&add=&sub=&fid=&tim=0&rng=0&dbgn=1&mbgn=1&ybgn=2005&dend=31&mend=12¥d=2022 J wiki Advent of Code https://code.jsoftware.com/wiki/Essays/Advent_Of_Code APL wiki Advent of Code https://apl.wiki/aoc K Wiki Advent of Code: https://k.miraheze.org/wiki/Advent_of_Code [27] 01:12:40 Convolutional Neural Networks in APL https://dl.acm.org/doi/pdf/10.1145/3315454.3329960 Neural Networks https://aplwiki.com/wiki/Neural_networks [28] 01:15:00 Dr. Raymond Polivka's new APL book: http://aplclass.com/book/ APL Stefan Kruger Learning APL https://aplwiki.com/wiki/Books#Learning_APL J J for C Programmers https://www.jsoftware.com/help/jforc/contents.htm J Playground Example|Neural Networks https://jsoftware.github.io/j-playground/bin/html2/# BQN Tutorials https://mlochbaum.github.io/BQN/tutorial/index.html [29] 01:17:38 APL Wiki Learning Resources https://aplwiki.com/wiki/Learning_resources k Wiki Learning Resources https://k.miraheze.org/wiki/Learning_Resources J Wiki Learning Resources https://code.jsoftware.com/wiki/Guides/GettingStarted [30] 01:19:21 Contact AT ArrayCast DOT com…

The Array Cast

1
John Earnest and Multimedia 1:28:05

3 years ago1:28:05

1:28:05

Array Cast - December 23, 2022 Show Notes Thanks to Bob Therriault, Adám Brudzewsky, Marshall Lochbaum and John Earnest for gathering these links: [01] 00:02:00 Naming the APLNAATOT podcast twitter https://twitter.com/a_brudz/status/1607653845445873664 [02] 00:03:54 John Earnest Arraycast episode 41 https://www.arraycast.com/episodes/episode41-john-earnest Michal Wallace Arraycast episode 40 https://www.arraycast.com/episodes/episode40-michal-wallace [03] 00:04:20 John's website https://beyondloom.com/ [04] 00:05:10 iKe https://github.com/JohnEarnest/ok/tree/gh-pages/ike [05] 00:07:02 oK http://johnearnest.github.io/ok/index.html [06] 00:10:20 iKe Vector article https://vector.org.uk/a-graphical-sandbox-for-k-2/ [07] 00:10:39 Lindenmayer fractals https://en.wikipedia.org/wiki/L-system [08] 00:15:57 k programming language https://aplwiki.com/wiki/K [09] 00:16:40 turtle graphics https://docs.python.org/3/library/turtle.html [10] 00:17:44 Swift Playgrounds https://en.wikipedia.org/wiki/Swift_Playgrounds Bret Victor http://worrydream.com/ Processing programming language https://processing.org/ Arduino https://www.arduino.cc/ [11] 00:19:27 Dzaima APL - https://github.com/dzaima/APL/blob/master/APLP5/docs Dzaima BQN - https://github.com/dzaima/BQN/blob/master/app/readme.md [12] 00:25:08 Arthur Whitney https://en.wikipedia.org/wiki/Arthur_Whitney_(computer_scientist) [13] 00:25:30 APL wiki Naming https://aplwiki.com/wiki/The_name_APL Adin Falkoff https://aplwiki.com/wiki/Adin_Falkoff [14] 00:27:48 Dyalog https://aplwiki.com/wiki/Dyalog_APL Dyadic https://aplwiki.com/wiki/Dyalog_Ltd . Zylog processor https://en.wikipedia.org/wiki/Zilog [15] 00:30:32 Special k https://beyondloom.com/tools/specialk.html Fragment shader https://www.khronos.org/opengl/wiki/Fragment_Shader GLSL shader language https://learnopengl.com/Getting-started/Shaders [16] 00:33:25 NVIDIA https://learnopengl.com/Getting-started/Shaders [17] 00:37:00 Decker https://beyondloom.com/decker/index.html Lil programming language https://beyondloom.com/decker/lil.html macPaint https://en.wikipedia.org/wiki/MacPaint [18] 00:39:06 Interface builder https://en.wikipedia.org/wiki/Interface_Builder Visual Basic https://en.wikipedia.org/wiki/Visual_Basic Lua programming language https://www.lua.org/ q programming language https://aplwiki.com/wiki/Q [19] 00:44:29 APL# https://aplwiki.com/wiki/APL-sharp [20] 00:45:08 Rescript programming language https://rescript-lang.org/ [21] 00:47:10 Niladic functions https://aplwiki.com/wiki/Niladic_function [22] 00:48:30 HyperCard https://en.wikipedia.org/wiki/HyperCard HyperTalk https://en.wikipedia.org/wiki/HyperTalk [23] 00:54:36 JavaScript programming language https://www.javascript.com/ [24] 00:57:21 MacOS system 6 https://en.wikipedia.org/wiki/System_6 [25] 01:02:12 Excel spreadsheet https://en.wikipedia.org/wiki/Microsoft_Excel [26] 01:04:02 J viewmat https://code.jsoftware.com/wiki/Studio/Viewmat [27] 01:05:40 regex https://en.wikipedia.org/wiki/Regular_expression [28] 01:06:10 Nick Psaris Arraycast episode 42 embedding languages https://www.arraycast.com/episodes/episode42-nick-psaris-q [29] 01:07:00 Python programming language https://www.python.org/ [30] 01:18:21 Haskell programming language https://www.haskell.org/ [31] 01:22:50 Myst video game https://en.wikipedia.org/wiki/Myst [32] 01:23:32 Decktember https://itch.io/jam/decktember…

The Array Cast

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Nick Psaris and the q language 1:26:29

3 years ago1:26:29

1:26:29

Array Cast - December 9, 2022 Show Notes Thanks to Bob Therriault, Adám Brudzewsky, Stephen Taylor and Nick Psaris for gathering these links: [01] 00:01:50 APLNAATOT podcast #4 https://www.youtube.com/watch?v=SxSd2Hma_Ro&list=PLYKQVqyrAEj8Q7BdOgakZCAGf6ReO1cue Naming the APLNAATOT podcast twitter https://twitter.com/a_brudz/status/1600523637253185541 [02] 00:03:44 Advent of Code (AOC) Links BQN Solutions https://mlochbaum.github.io/BQN/community/aoc.html APL Wiki Advent of Code: https://apl.wiki/aoc K Wiki Advent of Code: https://k.miraheze.org/wiki/Advent_of_Code [03] 00:04:40 q AOC list http://github.com/qbists/studyq/ [04] 00:06:20 Parsing the input for AOC in APL video https://www.youtube.com/watch?v=AHoiROI15BA Jay Foad's solution to day 6 https://github.com/jayfoad/aoc2022apl [05] 00:07:45 Nick Psaris episodes of the ArrayCast https://www.arraycast.com/episodes/episode-02-challenges-facing-the-array-languages https://www.arraycast.com/episodes/episode-03-what-is-an-array https://www.arraycast.com/episodes/episode-04-responding-to-listeners-email Q tips https://www.goodreads.com/book/show/25221469-q-tips Vector review of Q tips https://vector.org.uk/book-review-q-tips-fast-scalable-and-maintainable-kdb-2/ Fun Q https://www.amazon.com/dp/1734467509 Vector review of Fun Q https://vector.org.uk/book-review-fun-q-a-functional-introduction-to-machine-learning-in-q/ [06] 00:09:33 Atar1 800 https://en.wikipedia.org/wiki/Atari_8-bit_family [07] 00:10:09 Morgan Stanley https://www.morganstanley.com/ Perl Computer Language https://www.perl.org/ Hash Map https://www.geeksforgeeks.org/differences-between-hashmap-and-hashtable-in-java/amp/ VBA Computer Language https://en.wikipedia.org/wiki/Visual_Basic_for_Applications Java Computer Language https://en.wikipedia.org/wiki/Java_(programming_language) C++ Computer Language https://en.wikipedia.org/wiki/C%2B%2B STL https://en.wikipedia.org/wiki/C%2B%2B#Standard_library Bit representation: https://code.kx.com/q/ref/vs/#encode [08] 00:14:23 kdb https://en.wikipedia.org/wiki/Kdb%2B [09] 00:15:08 Abridged introduction to kdb+ https://legaldocumentation.kx.com/q/d/kdb+.htm Arthur Whitney https://en.wikipedia.org/wiki/Arthur_Whitney_(computer_scientist) Abridged introduction to q https://legaldocumentation.kx.com/q/d/q.htm kx archive https://code.kx.com/q/learn/archive/#archive Joins - https://code.kx.com/q/basics/joins/ [10] 00:23:39 vs operator in q https://code.kx.com/q/ref/vs/ [11] 00:24:50 sv operator in q https://code.kx.com/q/ref/sv/ [12] 00:26:08 k6 Computer Language oK https://johnearnest.github.io/ok/index.html [13] 00:27:10 kx systems https://kx.com/ [14] 00:31:48 Shakti https://shakti.com/ Arthur Whitney Articles ACMqueue B. Cantrill https://queue.acm.org/detail.cfm?id=1531242 kx interview https://web.archive.org/web/20150725231802/https://kx.com/arthur-interview.php [15] 00:32:20 Roger Hui https://aplwiki.com/wiki/Roger_Hui Roger Hui Memorial Episode of ArrayCast https://www.arraycast.com/episodes/episode13-roger-hui Ken Iverson https://aplwiki.com/wiki/Ken_Iverson [16] 00:34:45 Max and Min overloaded in k https://kparc.com/k.txt [17] 00:35:40 Where operator overloads Q https://code.kx.com/q/ref/where/#vector-of-non-negative-integers APL https://apl.wiki/Where BQN https://mlochbaum.github.io/BQN/doc/replicate.html#indices J https://code.jsoftware.com/wiki/Vocabulary/icapdot [18] 00:39:23 Day 6 AOC 2022 https://adventofcode.com/2022/day/6 Coding by successive approximation Romilly Cocking https://www.arraycast.com/episodes/episode34-romilly-cocking [19] 00:41:29 Emacs https://www.gnu.org/software/emacs/ [20] 00:43:28 Iversonian or Array Language episode https://www.arraycast.com/episodes/episode39-iverson-or-array-language [21] 00:45:10 APL Computer Language https://en.wikipedia.org/wiki/APL_(programming_language) [22] 00:48:00 Q lists of lists https://code.kx.com/q4m3/3_Lists/#37-nesting [23] 00:50:25 SQL https://en.wikipedia.org/wiki/SQL [24] 00:54:08 JD: https://code.jsoftware.com/wiki/Jd/Overview DDB: https://dfns.dyalog.com/ddb_index.htm SQAPL: https://www.dyalog.com/uploads/documents/Dyalog_SQAPL_Server_Data_Sheet.pdf [25] 00:56:42 Joins https://code.kx.com/q/basics/joins/ [26] 00:59:20 Q Dictionary https://code.kx.com/q/basics/dictsandtables/ [27] 00:59:46 Combinators https://en.wikipedia.org/wiki/Combinatory_logic [28] 01:00:14 Multidimensional arrays in SQL https://en.wikipedia.org/wiki/SQL#Standardization_history [29] 01:02:07 Database Administrator https://en.wikipedia.org/wiki/Database_administrator Database Analyst - Quant https://en.wikipedia.org/wiki/Quantitative_analysis_(finance) [30] 01:04:21 kx User version of q https://kx.com/kdb-personal-edition-download/ [31] 01:04:32 Python Computer Language https://www.python.org/ Pyq https://kx.com/blog/using-the-nag-library-for-python-with-kdb-and-pyq/ PyKX https://kx.com/videos/an-introduction-to-pykx/ [32] 01:07:12 John Earnest https://beyondloom.com/about/index.html John Earnest ArrayCast Episode https://www.arraycast.com/episodes/episode41-john-earnest [33] 01:07:45 Numpy https://numpy.org/ R Computer Language https://en.wikipedia.org/wiki/R_(programming_language) Pandas https://pandas.pydata.org/ [34] 01:10:55 CMU Grad Course https://www.cmu.edu/mscf/academics/curriculum/46982-market-microstructure-and-algorithmic-trading.html [35] 01:14:42 Matlab https://en.wikipedia.org/wiki/MATLAB [36] 01:16:05 k nearest neighbours algorithm https://en.wikipedia.org/wiki/K-nearest_neighbors_algorithm [37] 01:18:00 Q for Mortals https://code.kx.com/q4m3 [38] 01:19:30 How to speed up Pandas Code by 100x? https://medium.com/geekculture/simple-tricks-to-speed-up-pandas-by-100x-3b7e705783a8 [39] 01:22:30 contact AT ArrayCast DOT COM [40] 01:24:21 Old Master q https://en.m.wikipedia.org/wiki/Old_Master_Q…

The Array Cast

1
John Earnest and Versions of k 1:27:14

3 years ago1:27:14

1:27:14

Array Cast - November 25, 2022 Show Notes Thanks to Bob Therriault and Adám Brudzewsky for gathering these links: [01] 00:02:00 Dr. Fred Brooks obit https://cs.unc.edu/news-article/remembering-department-founder-dr-frederick-p-brooks-jr/ Ken Lettow email http://www.jsoftware.com/pipermail/chat/2022-November/009134.html Vector Article http://archive.vector.org.uk/art10001240 IBM System 360 https://en.wikipedia.org/wiki/System/360 [02] 00:08:26 Dr. Brooks Memorial Service [02] 00:08:26 Dr. Brooks Memorial Service https://www.youtube.com/watch?v=BXzvyRGGBoE UNC memorial to be scheduled for the spring of 2023 https://cs.unc.edu/brooks [03] 00:09:18 Dyalog User Meetings https://dyalog.tv/Dyalog22/ training course.dyalog.com https://course.dyalog.com/ APLNAATOT podcast https://www.youtube.com/watch?v=aEN1MBTzCjY [04] 00:10:50 J Wiki Prototype https://code2.jsoftware.com/wiki/Main_Page [05] 00:12:51 BQN REPLxx https://github.com/dzaima/CBQN and REPLXX=1 [06] 00:14:00 q for personal use https://kx.com/kdb-personal-edition-download/ [07] 00:15:05 John Earnest iKe https://vector.org.uk/a-graphical-sandbox-for-k-2/ [08] 00:19:15 Forth Programming Language https://www.forth.com/forth/ [09] 00:21:49 Impending kOS https://vector.org.uk/impending-kos/ Arthur Whitney https://en.wikipedia.org/wiki/Arthur_Whitney_(computer_scientist) k2 reference manual http://web.archive.org/web/20050504070651/http://www.kx.com/technical/documents/kreflite.pdf k2 user manual http://web.archive.org/web/20041022042401/http://www.kx.com/technical/documents/kusrlite.pdf k2 c-k interface manual http://web.archive.org/web/20060214100753/http://www.kx.com/technical/documents/cki.pdf [10] 00:24:00 ok.js https://johnearnest.github.io/ok/index.html [11] 00:24:30 kona https://github.com/kevinlawler/kona/wiki [12] 00:25:23 Kerf technical manual https://github.com/kevinlawler/kerf1/raw/master/manual/refmanual.pdf [13] 00:26:08 1010data.com https://www.1010data.com/ [14] 00:27:30 kx systems https://kx.com/ [15] 00:34:20 Projection https://code.kx.com/q4m3/6_Functions/#64-projection [16] 00:39:17 ngn k https://codeberg.org/ngn/k [17] 00:41:00 shakti https://shakti.com/ [18] 00:48:20 k wiki https://k.miraheze.org/wiki/ currently down but soon to be reinstated [19] 00:54:12 J programming language https://www.jsoftware.com/indexno.html [20] 00:58:11 GLSL shader language https://en.wikipedia.org/wiki/OpenGL_Shading_Language [21] 00:38:34 John Earnest's website https://beyondloom.com/ [22] 01:02:30 Vanessa McHale episode https://www.arraycast.com/episodes/episode25-vanessa-mchale [24] 01:03:00 Romilly Cocking episode https://www.arraycast.com/episodes/episode34-romilly-cocking [25] 01:03:10 Marshall Lochbaum episode https://www.arraycast.com/episodes/episode-07-marshall-lochbaum-and-the-bqn-array-language [26] 01:07:50 Mechanical Sympathy https://dyalog.tv/Dyalog18/?v=mK2WUDIY4hk [27] 01:09:30 Lambda Cast https://soundcloud.com/lambda-cast [28] 01:10:57 Factor Programming Language https://factorcode.org/ [29] 01:12:24 Chuck Moore https://en.wikipedia.org/wiki/Charles_H._Moore [30] 01:16:20 Greenarrays chip GA144 https://www.greenarraychips.com/home/documents/index.php [31] 01:20:10 Donald Knuth https://en.wikipedia.org/wiki/Donald_Knuth Tex https://en.wikipedia.org/wiki/TeX Meta Font https://en.wikipedia.org/wiki/METAFONT [32] 01:21:30 Literate Programming https://en.wikipedia.org/wiki/Literate_programming [33] 01:22:21 CoDfns https://scholarworks.iu.edu/dspace/handle/2022/24749 Aaron Hsu https://www.sacrideo.us/ https://aplwiki.com/wiki/Aaron_Hsu…

The Array Cast

1
Michal Wallace, k programmer and J video producer 1:02:17

3 years ago1:02:17

1:02:17

Array Cast - November 11, 2022 Show Notes Thanks to Bob Therriault and Adám Brudzewsky for gathering these links: [01] 00:04:10 SJT AT 5JT DOT COM [02] 00:04:30 APLNAATOT Podcast https://www.youtube.com/watch?v=R_dpMVyyCEo&list=PLYKQVqyrAEj8Q7BdOgakZCAGf6ReO1cue https://abrudz.github.io/aplnaatot/ Dyalog User meeting videos https://dyalog.tv/Dyalog22/ [03] 00:08:40 q personal licence https://kx.com/kdb-personal-edition-download/ [04] 00:09:20 Stop Writing Dead Programs StrangeLoop 2022 https://www.youtube.com/watch?v=8Ab3ArE8W3s [05] 00:11:22 Deck of Cards video https://www.youtube.com/watch?v=eXGKK8BkCkg [06] 00:11:44 Tangentstorm home page http://www.tangentstorm.com/ Youtube https://www.youtube.com/user/tangentstorm/videos Twitch https://www.twitch.tv/tangentstorm Twitter https://twitter.com/tangentstorm GitHub https://github.com/tangentstorm/ [07] 00:13:09 Tandy 1000 https://en.wikipedia.org/wiki/Tandy_1000 GW Basic https://en.wikipedia.org/wiki/GW-BASIC [08] 00:14:09 Turbo Pascal https://en.wikipedia.org/wiki/Turbo_Pascal [09] 00:15:30 Fred and Wanda website http://tempytantrum.com [10] 00:16:50 AmeriCorps https://americorps.gov/ [11] 00:21:30 Haskell https://www.haskell.org/ Smalltalk https://en.wikipedia.org/wiki/Smalltalk Python https://www.python.org/ [12] 00:22:50 J software https://www.jsoftware.com/#/ [13] 00:24:15 J for C programmers https://code.jsoftware.com/wiki/Books#J_for_C_Programmers Ulam's Spiral video https://youtu.be/dBC5vnwf6Zw [14] 00:25:18 Eric Iverson Episode https://www.arraycast.com/episodes/episode10-eric-iverson [15] 00:25:42 1010data.com https://www.1010data.com/ Stevan Apter Episode https://www.arraycast.com/episodes/episode26-stevan-apter Joel Kaplan Episode https://www.arraycast.com/episodes/episode27-joel-kaplan [16] 00:29:05 Github Tangentlab http://tangentstorm.github.io/ Ward Cunningham https://en.wikipedia.org/wiki/Ward_Cunningham C2 wiki http://wiki.c2.com/ [17] 00:30:00 Python Paradox Paul Graham http://www.paulgraham.com/pypar.html k language https://en.wikipedia.org/wiki/K_(programming_language) [18] 00:31:50 kona https://github.com/kevinlawler/kona/wiki [19] 00:34:12 ok.js https://johnearnest.github.io/ok/index.html [20] 00:35:21 Job posting https://www.linkedin.com/pulse/want-work-k-1010data-michal-wallace/?trackingId=MAtCm2uioHw0wAsNbxJ%2FNA%3D%3D [21] 00:38:34 Recursion https://en.wikipedia.org/wiki/Recursion [22] 00:54:12 Jprez presentation in J https://github.com/tangentstorm/jprez Tangentstream https://www.youtube.com/channel/UCWgUN-LjgbKkeqQ0llA51Gw [23] 00:59:45 CP3 Python https://www.youtube.com/watch?v=o4Pnn6T9d3Y [24] 01:00:30 Why Isn't Functional Programming the Norm Richard Feldman https://www.youtube.com/watch?v=QyJZzq0v7Z4…

The Array Cast

1
Iversonian language or Array language? 1:47:17

3 years ago1:47:17

1:47:17

Array Cast - October 28, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [00] 00:11:30 Episode 36 https://www.arraycast.com/episodes/episode36-what-makes-an-array-language [01] 00:01:20 J wiki (prototype) https://code2.jsoftware.com/wiki/Main_Page [02] 00:02:13 Dyalog User meeting videos https://dyalog.tv/Dyalog22/ APLNAATOT Podcast https://www.youtube.com/watch?v=R_dpMVyyCEo&list=PLYKQVqyrAEj8Q7BdOgakZCAGf6ReO1cue https://abrudz.github.io/aplnaatot/ [03] 00:05:56 Intermediate q learning material https://github.com/qbists/studyq https://community.kx.com/t5/kdb-and-q/Q-For-Problems-Episode-4/td-p/13254 [04] 00:08:20 CBQN REPLXX XXXX [05] 00:10:22 iPython REPL https://ipython.org/ [06] 00:11:30 Conor's Venn Diagram https://github.com/codereport/array-language-comparisons [07] 00:15:33 TI-BASIC https://en.wikipedia.org/wiki/TI-BASIC [08] 00:19:40 Scan primitive https://aplwiki.com/wiki/Scan Reduce primitive https://aplwiki.com/wiki/Reduce [09] 00:25:13 q (-) . x y link to study q https://github.com/qbists/studyq [10] 00:29:20 Range between two numbers Episode 15 https://www.arraycast.com/episodes/episode15-tacit-3-and-other-topics Stephen's blog post XXXX [11] 00:34:06 Fold in J https://code.jsoftware.com/wiki/Vocabulary/fcap [12] 00:34:50 Prefix in J https://code.jsoftware.com/wiki/Vocabulary/bslash Suffix in J https://code.jsoftware.com/wiki/Vocabulary/bslashdot [13] 00:37:50 Iverson Notation https://apl.wiki/Iverson_Notation [14] 00:39:00 Remora https://www.ccs.neu.edu/home/jrslepak/typed-j.pdf Nial https://www.nial-array-language.org/ [15] 00:43:35 Vector Notation https://aplwiki.com/wiki/Strand_notation [16] 00:46:50 Sigma Sum https://en.wikipedia.org/wiki/Summation Pi Product https://en.wikipedia.org/wiki/Multiplication#Capital_pi_notation Inner Product https://en.wikipedia.org/wiki/Dot_product [17] 00:48:17 Prefix Functions https://en.wikipedia.org/wiki/Polish_notation Infix Functions https://en.wikipedia.org/wiki/Infix_notation Outer Product https://en.wikipedia.org/wiki/Outer_product Scalar Extension https://aplwiki.com/wiki/Scalar_extension Table in J https://code.jsoftware.com/wiki/Vocabulary/slash#dyadic [18] 00:51:50 Arthur Whitney https://aplwiki.com/wiki/Arthur_Whitney k programming language https://k.miraheze.org/wiki/Learning_Resources q programming language https://code.kx.com/q/ lisp programming language https://en.wikipedia.org/wiki/Lisp_(programming_language) [19] 00:53:12 Compression in APL https://aplwiki.com/wiki/Replicate [20] 00:55:21 BQN Strand Notation https://mlochbaum.github.io/BQN/doc/arrayrepr.html#strands [21] 00:57:20 APL2 https://aplwiki.com/wiki/APL2 [22] 00:58:10 Roger Hui https://aplwiki.com/wiki/Roger_Hui [23] 01:02:50 Matlab https://www.mathworks.com/products/matlab.html [24] 01:13:12 Implicit Map https://aplwiki.com/wiki/Scalar_extension [25] 01:23:05 I programming language https://aplwiki.com/wiki/I [27] 01:25:10 Nial Atlases https://www.nial-array-language.org/ndocs/dict/#atlas [28] 01:26:04 APL+ https://aplwiki.com/wiki/APL*PLUS [29] 01:31:07 Selfie https://aplwiki.com/wiki/Commute [30] 01:33:10 APL/? Introduction of J https://www.jsoftware.com/papers/J1990.htm [31] 01:37:40 Ferrari refutes the decline of the West https://www.caranddriver.com/features/a15142347/ferrari-reinvents-manifest-destiny-pj-orourke-and-a-ferrari-308gts-archived-feature/ [33] 01:45:41 Wolfram language https://www.wolfram.com/language/ [34] 01:46:41 contact AT ArrayCast DOT com Conor's Github table https://github.com/codereport/array-language-comparisons/blob/main/Iversonian_vs_Array.md…

The Array Cast

1
Promoting the Array Languages 1:23:28

3 years ago1:23:28

1:23:28

Array Cast - October 14, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [01] 00:02:25 2022 Dyalog User Meeting https://www.dyalog.com/user-meetings/dyalog22.htm [02] 00:03:10 q Vector dojo on problem solving SJT AT 5JT DOTcom [03] 00:04:25 Conor's paradigm conference presentation https://www.youtube.com/watch?v=8oKAHQsh1oM [04] 00:07:37 Everest the Hard Way https://en.wikipedia.org/wiki/1975_British_Mount_Everest_Southwest_Face_expedition Chris Bonington https://en.wikipedia.org/wiki/Chris_Bonington Stephen Taylor's 45th anniversary blog https://github.com/StephenTaylor-Kx/swf75 [05] 00:12:50 Dyalog webinars https://dyalog.tv/Webinar/ [06] 00:13:30 ArrayCast Resource pages https://www.arraycast.com/resources [07] 00:14:40 2019 Dyalog Young User Panel https://www.youtube.com/watch?v=jHBKxuRLaz4&list=PL5i_Y8skrlUJzbu_hd6I0oZPpbczBd4UV&index=25 [08] 00:15:50 RikedyP Youtube channel https://www.youtube.com/channel/UCOx-h5m9MeV14rG4PicRB7g [09] 00:16:13 Innovator's Dilemma https://en.wikipedia.org/wiki/The_Innovator%27s_Dilemma Lib Gibson Episode on ArrayCast https://www.arraycast.com/episodes/episode35-lib-gibson [10] 00:18:20 BQN https://mlochbaum.github.io/BQN/ [11] 00:18:58 Gitte Christensen Episode on ArrayCast https://www.arraycast.com/episodes/episode12-gitte-christensen [12] 00:22:50 Troels Henriksen Episode on ArrayCast https://www.arraycast.com/episodes/episode37-futhark Troels' Blog post https://futhark-lang.org/blog/2022-10-03-futhark-on-arraycast.html Futhark https://futhark-lang.org/ [13] 00:24:39 ADSP https://adspthepodcast.com/ [14] 00:26:00 k programming language https://aplwiki.com/wiki/K q programming language https://code.kx.com/q/ [15] 00:28:21 Ken Iverson https://aplwiki.com/wiki/Ken_Iverson J labs https://code.jsoftware.com/wiki/Labs/Index Jupyter notebooks https://jupyter.org/ Wolfram notebooks https://www.wolfram.com/notebooks/ [16] 00:31:50 Jeremy Howard Episode on ArrayCast https://www.arraycast.com/episodes/episode31-jeremy-howard Fastai APL course https://forums.fast.ai/t/apl-array-programming/97188 [17] 00:35:17 iPad J forum discussions http://jsoftware.com/pipermail/general/2022-October/039434.html http://jsoftware.com/pipermail/general/2022-October/039454.html J901 iOS app https://apps.apple.com/us/app/j901/id1483497239 J701 iOS app https://apps.apple.com/us/app/j701/id1255235993 [18] 00:37:06 Arthur Whitney https://aplwiki.com/wiki/Arthur_Whitney Janet Lustgarten https://www.engineering.columbia.edu/board-of-visitors/janet-lustgarten [19] 00:38:40 Stefano Lanzavecchia http://archive.vector.org.uk/art10013850 [20] 00:39:48 Paul Mansour https://www.toolofthought.com/ [21] 00:41:07 2014 J Software Conference https://code.jsoftware.com/wiki/Community/Conference2014 [22] 00:45:05 BQN Documentation https://mlochbaum.github.io/BQN/doc/index.html J wiki https://code.jsoftware.com/wiki/Main_Page Ken Iverson quote http://keiapl.org/rhui/remember.htm#500 Group function in BQN https://mlochbaum.github.io/BQN/doc/group.html [23] 00:47:30 Reverse function in BQN https://mlochbaum.github.io/BQN/doc/reverse.html Scan Diagram for BQN https://mlochbaum.github.io/BQN/doc/scan.html [24] 00:53:12 Help pages https://mlochbaum.github.io/BQN/help/index.html [25] 01:00:00 Python Programming Language https://www.python.org/ Rust Programming Language https://www.rust-lang.org/ Rust up https://opensource.com/article/22/6/rust-toolchain-rustup [26] 01:01:44 StackOverflow https://stackoverflow.com/ [27] 01:03:20 APLfarm Discord https://aplwiki.com/wiki/APL_Farm [28] 01:07:24 Aftershock Netflix https://www.netflix.com/ca/title/81397884 [29] 01:10:20 J programming language https://www.jsoftware.com/ [30] 01:11:40 Jd database https://code.jsoftware.com/wiki/Jd/Index [31] 01:16:18 Racket programming language https://en.wikipedia.org/wiki/Racket_(programming_language) [32] 01:19:25 Joe Armstrong https://en.wikipedia.org/wiki/Joe_Armstrong_(programmer) Erlang https://en.wikipedia.org/wiki/Erlang_(programming_language) First make it work... https://blog.ndpar.com/2010/11/18/joe-armstrong-on-optimization/ Smalltalk programming language [33] 01:21:50 Online REPL's tryAPL https://tryapl.org/ J Playground https://jsoftware.github.io/j-playground/bin/html2/ BQNPAD https://bqnpad.mechanize.systems/ k9 https://kparc.com/k/ Nial https://tio.run/#Nial [34] 01:23:20 APL Orchard https://aplwiki.com/wiki/APL_Orchard APL wiki https://aplwiki.com/wiki/…

The Array Cast

1
Troels Henriksen and Futhark 1:10:53

3 years ago1:10:53

1:10:53

Array Cast - September 30, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [01] 00:03:08 ADSP podcast on K https://adspthepodcast.com/2022/09/23/Episode-96.html [02] 00:03:30 Paradigm Conference 2022 https://esolangconf.com/ [03] 00:04:25 Troels Henriksen https://sigkill.dk/ [04] 00:05:05 Futhark https://futhark-lang.org/ [05] 00:06:12 Linux https://www.linux.org/ [06] 00:08:00 Textualize https://www.textualize.io/ [07] 00:08:27 Standard ML https://en.wikipedia.org/wiki/Standard_ML Common Lisp https://en.wikipedia.org/wiki/Common_Lisp Haskell https://www.haskell.org/ [08] 00:09:50 Cosmin Oancea http://hjemmesider.diku.dk/~zgh600/ [09] 00:10:53 Ocaml https://ocaml.org/ [10] 00:12:20 Numpy https://numpy.org/ PyTorch https://github.com/pytorch/pytorch [11] 00:13:07 Single Assignment C https://www.sac-home.org/index [12] 00:13:20 Codfns https://github.com/Co-dfns/Co-dfns DEX https://github.com/google-research/dex-lang Accelerate for Haskell https://www.acceleratehs.org Copperhead https://github.com/bryancatanzaro/copperhead Tensorflow https://github.com/tensorflow/tensorflow JAX https://github.com/google/jax [13] 00:18:39 Phd Position https://employment.ku.dk/phd/?show=157471 [14] 00:20:17 Experiential Learning https://en.wikipedia.org/wiki/Experiential_learning [15] 00:21:21 DIKU https://di.ku.dk/english/ Hiperfit http://hiperfit.dk/ Simcorp https://en.wikipedia.org/wiki/SimCorp Dyalog https://www.dyalog.com/ [16] 00:23:00 TAIL http://hiperfit.dk/pdf/array14_final.pdf apltail https://github.com/melsman/apltail Martin Elsman https://elsman.com/ [17] 00:29:17 Parametric Polymorphism https://en.wikipedia.org/wiki/Parametric_polymorphism [18] 00:32:06 Jay Foad https://aplwiki.com/wiki/Jay_Foad https://docs.dyalog.com/latest/Compiler%20User%20Guide.pdf [19] 00:33:00 Tacit Programming https://aplwiki.com/wiki/Tacit_programming [20] 00:36:30 Mandelbrot set https://en.wikipedia.org/wiki/Mandelbrot_set [21] 00:41:07 Typed Array Languages https://mlochbaum.github.io/BQN/implementation/compile/intro.html#typed-array-languages [22] 00:42:05 Leading Axis Array Theory https://aplwiki.com/wiki/Leading_axis_theory [23] 00:43:56 Ken Iverson https://en.wikipedia.org/wiki/Kenneth_E._Iverson [24] 00:49:25 Conor's Array Comparison https://github.com/codereport/array-language-comparisons [25] 00:49:50 APEX https://gitlab.com/bernecky/apex Bob Bernecky https://www.snakeisland.com/ [26] 00:51:05 Second Order Array Combinators https://futhark-book.readthedocs.io/en/latest/language.html [27] 00:52:30 Associativity https://en.wikipedia.org/wiki/Associative_property Commutativity https://en.wikipedia.org/wiki/Commutativity [28] 00:56:12 Toxoplasma Gondii https://en.wikipedia.org/wiki/Toxoplasma_gondii [29] 00:59:20 Guy Blelloch https://en.wikipedia.org/wiki/Guy_Blelloch Nesl http://www.cs.cmu.edu/~scandal/nesl.html [30] 01:00:38 Remora https://www.ccs.neu.edu/home/jrslepak/typed-j.pdf Justin Slepak https://jrslepak.github.io/ [31] 01:01:12 Conor's Venn diagram https://github.com/codereport/array-language-comparisons [32] 01:02:40 K https://aplwiki.com/wiki/K Kona https://aplwiki.com/wiki/Kona [33] 01:03:20 April https://aplwiki.com/wiki/April Andrew Sengul Episode on Array Cast https://www.arraycast.com/episodes/episode23-andrew-sengul [34] 01:04:40 Py'n'APL https://github.com/Dyalog/pynapl APL.jl https://aplwiki.com/wiki/APL.jl May https://github.com/justin2004/may Julia https://julialang.org/ [35] 01:08:05 Bjarne Stroustrup C++ https://www.stroustrup.com/ [36] 01:09:16 Artem Shinkarov https://ashinkarov.github.io/ Sven-Bodo Scholz https://www.macs.hw.ac.uk/~sbs/homepage/main/Welcome.html https://www.microsoft.com/en-us/research/video/sac-off-the-shelf-support-for-data-parallelism-on-multicores/ [37] 01:10:19 Contact AT ArrayCast DOT com…

The Array Cast

1
What Makes a Language an Array Programming Language? 1:27:23

3 years ago1:27:23

1:27:23

Array Cast - September 16, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [01] 00:02:20 Iverson College Workshop https://community.kx.com/t5/New-kdb-q-users-question-forum/Vector-programming-in-q-online-workshop-Sun-25-Sep/td-p/13067 [02] 00:03:18 Jot dot times https://apl.news/ [03] 00:03:40 APLQuest https://www.youtube.com/playlist?list=PLYKQVqyrAEj9zSwnh4K28nCApruWA1j_m [04] 00:04:22 APL Barcelona Meetup https://aplwiki.com/wiki/APL_ ∊_BCN#Historical_APL_paper_reading_group Meetup https://www.meetup.com/apl-bcn/events/287974824/ [06] 00:05:15 Paul Mansour's Blog https://www.toolofthought.com/posts [07] 00:05:34 APLwiki Blogs https://aplwiki.com/wiki/Blogs [08] 00:07:50 Conor's talk from Toronto Meetup https://youtu.be/8ynsN4nJxzU [09] 00:09:26 IEEE Spectrum Language List https://spectrum.ieee.org/top-programming-languages-2022 [10] 00:15:05 TIOBE Language list https://www.tiobe.com/tiobe-index/ [11] 00:15:55 Stack Overflow Language list https://survey.stackoverflow.co/2022/ [12] 00:16:45 The Array Cast Episode #1 https://www.arraycast.com/episodes/episode-00-why-i-like-array-languages [13] 00:17:08 Conor's Array Language Comparison https://github.com/codereport/array-language-comparisons [14] 00:18:00 k programming language https://k.miraheze.org/wiki/Learning_Resources [15] 00:18:40 Nial https://www.nial-array-language.org/ [16] 00:20:40 Iverson Notation https://apl.wiki/Iverson_Notation [17] 00:21:45 APL2 https://aplwiki.com/wiki/APL2 Jim Brown https://aplwiki.com/wiki/Jim_Brown [18] 00:25:11 Transpose https://aplwiki.com/wiki/Transpose [19] 00:26:00 Reshape https://aplwiki.com/wiki/Reshape [20] 00:29:00 X matrix tweet https://twitter.com/code_report/status/1564757140513996801 J complex copying https://code.jsoftware.com/wiki/Vocabulary/number#dyadic [21] 00:32:06 Roger Hui https://aplwiki.com/wiki/Roger_Hui [22] 00:38:15 Marshall's Outer Product Lambdaconf https://www.youtube.com/watch?v=WlUHw4hC4OY [23] 00:39:08 Ken Iverson https://aplwiki.com/wiki/Ken_Iverson [24] 00:41:38 Julia https://julialang.org/ Numpy https://numpy.org/ Matlab https://www.mathworks.com/products/matlab.html LAPACK https://netlib.org/lapack/ Single Assignment C https://www.sac-home.org/index [25] 00:42:20 APL\360 https://aplwiki.com/wiki/APL%5C360 [26] 00:45:57 q programming language https://code.kx.com/q/ [27] 00:47:07 rank in q https://community.kx.com/t5/kdb-and-q/Iterating-lists-and-dictionaries/m-p/13065#M141 [28] 00:50:40 Arthur Whitney https://aplwiki.com/wiki/Arthur_Whitney [29] 00:58:45 PHP https://www.php.net/ [30] 00:59:27 JavaScript https://www.javascript.com/ [31] 01:01:40 Lisp https://en.wikipedia.org/wiki/Lisp_(programming_language) [32] 01:02:25 BQN https://mlochbaum.github.io/BQN/ [33] 01:04:38 Venn Diagram https://en.wikipedia.org/wiki/Venn_diagram [34] 01:07:50 Futhark https://futhark-lang.org/ [35] 01:08:36 Combinators https://writings.stephenwolfram.com/2020/12/combinators-and-the-story-of-computation/ [36] 01:10:24 Cosy http://www.cosy.com/language/ Haskell https://www.haskell.org/ [37] 01:14:14 F# https://fsharp.org/ [38] 01:22:10 Leading Axis theory https://aplwiki.com/wiki/Leading_axis_theory [39] 01:23:40 Rank Polymorphism https://prl.ccs.neu.edu/blog/2017/05/04/rank-polymorphism/#:~:text=Each%20of%20these%20use%20cases,arguments%20and%20one%20scalar%20argument . [40] 01:24:40 Diagrams on Youtube https://www.youtube.com/watch?v=qEywreN02ng Tweet of Diagram https://twitter.com/code_report/status/1569741807285567492/photo/1 Updated Tweet of Diagram https://twitter.com/code_report/status/1570069385548537857/photo/1 [41] 01:26:06 contact@ArrayCast.com [42] 01:26:56 Array programming influences https://aplwiki.com/wiki/Family_tree_of_array_languages [43] 01:27:20 BQN list of functional languages https://mlochbaum.github.io/BQN/doc/functional.html…

The Array Cast

1
Rodrigo Girão Serrão 1:15:50

3 years ago1:15:50

1:15:50

Array Cast - February 5, 2022 Show Notes Many thanks to Rodrigo Girão Serrão and Bob Therriault for collecting these links. [01] 00:01:31 ArrayFire add-on for J https://github.com/jsoftware/math_arrayfire [02] 00:02:19 J thread discussing addition of dictionaries to J: http://www.jsoftware.com/pipermail/programming/2022-February/059906.html [03] 00:03:28 Vote for an APL logo: https://aplwiki.com/wiki/APL_logo [04] 00:06:16 Rodrigo's “Pydon'ts” book: https://mathspp.com/blog/pydonts [05] 00:06:22 Rodrigo's Python talks: https://github.com/mathspp/talks [06] 00:06:28 Rodrigo's APL talk at Dyalog '21: https://dyalog.tv/Dyalog21/?v=gOUFXBUMv_A [07] 00:06:39 Rodrigo's APL YouTube channel: https://www.youtube.com/channel/UCd_24S_cYacw6zrvws43AWg [08] 00:06:39 Rodrigo's blog: https://mathspp.com/blog [09] 00:11:25 Code golf community: https://codegolf.stackexchange.com [10] 00:11:27 Challenges Rodrigo posted on the code golf community: https://codegolf.stackexchange.com/users/75323/rgs?tab=questions [11] 00:11:51 The APL Orchard: https://apl.chat [12] 00:12:11 Reworked "Mastering Dyalog APL": https://mastering.dyalog.com [13] 00:14:01 "Mastering Dyalog APL" 1st edition PDF: https://dyalog.com/mastering-dyalog-apl.htm [14] 00:15:02 New features of each Dyalog APL version: https://aplwiki.com/wiki/Dyalog_APL_versions [15] 00:19:11 Aaron Hsu episode https://www.arraycast.com/episodes/episode19-aaron-hsu [16] 00:20:39 Numpy: https://numpy.org/ [17] 00:21:05 "Epigrams on Programming" by Alan Perlis: https://en.wikipedia.org/wiki/Epigrams_on_Programming [18] 00:21:15 "Structure and Interpretation of Computer Programs": https://en.wikipedia.org/wiki/Structure_and_Interpretation_of_Computer_Programs [19] 00:27:47 https://en.wikipedia.org/wiki/Wordle [20] 00:31:00 Elixir https://elixir-lang.org/ [21] 00:44:27 rich: https://github.com/textualize/rich [22] 00:50:03 MiServer: https://miserver.dyalog.com/ [23] 00:50:19 SharpLeaf and SharpPlot: https://www.dyalog.com/documentation_180.htm#TOOLS [24] 00:59:28 APL Seeds '21: https://www.dyalog.com/apl-seeds-user-meetings/aplseeds21.htm [25] 00:59:32 Tomas Gustafsson presentation "Simulation and Gaming with APL" at APL Seeds '21: https://dyalog.tv/APLSeeds21/?v=iC9floP7POU [26] 01:00:56 Scratch (MIT): https://scratch.mit.edu/ [27] 01:03:44 Aaron Hsu 'Does APL Need a Type System' https://www.youtube.com/watch?v=z8MVKianh54 [28] 01:04:35 Guy Steele 'Growing a Language' https://www.cs.virginia.edu/~evans/cs655/readings/steele.pdf [29] 01:05:06 ngn/APL, an APL that lets you define your own Unicode symbols: https://aplwiki.com/wiki/Ngn/apl [30] 01:08:00 Conor's Github Scrabble Dictionary https://github.com/codereport/Scrabble/blob/master/python/dictionary.txt [31] 01:10:00 APL_Farm Discord/Matrix https://aplwiki.com/wiki/APL_Farm [32] 01:11:58 mailto:contact@ArrayCast.com [33] 01:14:51 "Solving LeetCode in APL" YouTube series: https://www.youtube.com/playlist?list=PLgTqamKi1MS2b-aKabbnAsnTiQgJAbmnr [34] 01:15:10 Richard Park's youtube channel https://www.youtube.com/c/RikedyP/videos [35] 01:15:15 Bob Therriault's youtube channel https://www.youtube.com/user/bobtherriault/videos [36] 01:15:20 Conor Hoekstra's youtube channel https://www.youtube.com/c/codereport/featured…

The Array Cast

1
Aaron Hsu 1:23:40

3 years ago1:23:40

1:23:40

Array Cast - January 22, 2022 Show Notes Many thanks to Adám Brudzewsky and Bob Therriault for collecting these links. 0:01:35 APL logo Voting https://aplwiki.com/wiki/APL_logo 0:02:20 Conor's Voting Video https://www.youtube.com/watch?v=Jxu4nWh1214 0:02:47 Vector Dojo https://community.kx.com/t5/KX-Technology/User-Feedback-Request-The-Vector-Dojo/td-p/11645 0:07:09 Q Basic https://en.wikipedia.org/wiki/QBasic 0:10:47 Scheme Manual https://www.gnu.org/software/mit-scheme/documentation/stable/mit-scheme-user.pdf Chez Scheme https://www.scheme.com/ 0:14:27 Indiana University C.S. Department https://cs.indiana.edu/ 0:15:00 Kent Dybvig Dissertation http://www.cs.unc.edu/xcms/wpfiles/dissertations/dybvig.pdf 0:15:26 Schneider, Fred B. On concurrent programming. 1997. Springer-Veriag: New York. ISBN 0-387-94942-9 https://link.springer.com/book/10.1007/978-1-4612-1830-2 0:16:20 Game of Life Scholes https://apl.wiki/John_Scholes'_Conway's_Game_of_Life 0:17:00 APLX https://apl.wiki/APLX 0:20:00 K https://k.miraheze.org 0:21:37 Arthur Whitney https://apl.wiki/Arthur_Whitney 0:22:06 J incunabulum https://code.jsoftware.com/wiki/Essays/Incunabulum 0:22:57 Arthur Whitney Comparing APL and Lisp - https://kparc.com/lisp.txt 0:27:50 Bullet Journalling https://bulletjournal.com/pages/learn 0:30:00 Chinese Language Forms https://en.wikipedia.org/wiki/List_of_Chinese_classifiers 0:36:15 Notation as a Tool of Thought https://www.eecg.utoronto.ca/~jzhu/csc326/readings/iverson.pdf 0:39:33 PL Wonks Co Dfns Talk https://www.youtube.com/watch?v=9NR3sz4D4zc 0:44:21 Reversible Computing Roshan P. James https://scholar.google.com/citations?user=0sGAm4sAAAAJ&hl=en 0:47:45 Devoxx - Refactor your language knowledge portfolio https://www.youtube.com/watch?v=zajUPJI19ZQ 0:49:50 SQL https://en.wikipedia.org/wiki/SQL 0:50:50 Functional Conf 2018 Live Coding https://www.youtube.com/watch?v=Gsj_7tFtODk&t=1158s 0:51:43 Aaron Hsu Resource Page https://aplwiki.com/wiki/Aaron_Hsu 0:53:00 A Data Parallel Compiler Hosted on the GPU https://scholarworks.iu.edu/dspace/handle/2022/24749 0:54:00 Patterns and Anti-patterns Dyalog https://dyalog.tv/Dyalog17/?v=9xCJ3BCIudI 0:54:17 Patterns and Anti-patterns Functional Conf 2017 https://www.youtube.com/watch?v=v7Mt0GYHU9A 1:01:40 TryAPL https://tryapl.org/ 1:02:40 Spenserian Script https://en.wikipedia.org/wiki/Spencerian_script 1:06:24 Englebart Group Cognition https://dougengelbart.org/content/view/194/ 1:11:30 Chronicles of Thomas Covenant https://en.wikipedia.org/wiki/The_Chronicles_of_Thomas_Covenant 1:12:52 ADSP podcast #56 Leetcode in BQN https://adspthepodcast.com/2021/12/17/Episode-56.html 1:17:50 A Programming Language - Iverson https://www.jsoftware.com/papers/APL.htm 1:18:00 Aaron's Website - https://www.sacrideo.us/…

The Array Cast

1
Henry Rich presents J903 1:12:30

4 years ago1:12:30

1:12:30

Array Cast - January 8, 2022 Show Notes Many thanks to Rodrigo Girão Serrão and Bob Therriault for collecting these links. 00:01:56 Episode 17 of The Array Cast, the dyadic hook https://www.arraycast.com/episodes/episode17-tacit4-the-dyadic-hook 00:02:25 FnConf 2022, the conference Aaron Hsu is attending https://www.functionalconf.com/ 00:02:28 Aaron Hsu video https://www.youtube.com/watch?v=uEEJDq6cNTs 00:03:39 Episode 6 of The Array Cast with Henry Rich https://www.arraycast.com/episodes/episode-06-henry-richs-deep-dive-into-j 00:05:07 J 9.03 release notes https://code.jsoftware.com/wiki/System/ReleaseNotes/J903 00:06:20 Invisible Modifiers https://code.jsoftware.com/wiki/Vocabulary/fork#invisiblemodifiers 00:07:20 Fork https://code.jsoftware.com/wiki/Vocabulary/fork 00:08:10 Modifier https://code.jsoftware.com/wiki/Vocabulary/Modifiers 00:10:24 ArrayCast Tacit Episodes https://www.arraycast.com/episodes/episode-09-tacit-programming https://www.arraycast.com/episodes/episode11-why-tacit https://www.arraycast.com/episodes/episode15-tacit-3-and-other-topics https://www.arraycast.com/episodes/episode17-tacit4-the-dyadic-hook 00:12:43 ButIfNull https://www.jsoftware.com/help/jforc/empty_operands.htm#_Toc191734378 00:15:20 Higher Order Functions https://en.wikipedia.org/wiki/Higher-order_function 00:25:30 The J Parser https://www.jsoftware.com/help/jforc/parsing_and_execution_i.htm#_Toc191734584 00:28:20 Locale Path Names https://www.jsoftware.com/help/jforc/modular_code.htm#_Toc191734486 00:34:06 Bill Kahan Compensated Summation https://en.wikipedia.org/wiki/Kahan_summation_algorithm 00:37:20 Jeffrey Borror: Q for all https://www.youtube.com/watch?v=8eoysfqO3UY 00:38:16 J labs https://code.jsoftware.com/wiki/Labs/Index 00:39:53 "Try APL"-like system for J http://joebo.github.io/j-emscripten/full.html 00:42:00 Dissect https://code.jsoftware.com/wiki/Vocabulary/Dissect 00:47:38 Henry's book, "J for C programmers" https://www.jsoftware.com/help/jforc/contents.htm 00:47:38 "Learning J" https://www.jsoftware.com/help/learning/contents.htm 00:47:38 "Easy J" https://www.jsoftware.com/books/pdf/easyj.pdf 00:52:00 NuVoc https://code.jsoftware.com/wiki/NuVoc 00:53:11 "J for the APL programmer" https://www.jsoftware.com/papers/j4apl.htm 00:57:56 Catalan J Video Lab series https://www.youtube.com/playlist?list=PL275xqeqDUOiOQb8Vic-E_ocq10EC_ELQ 01:03:10 J Software GitHub organization https://github.com/jsoftware 01:03:10 J Forums http://www.jsoftware.com/mailman/listinfo/programming 01:03:10 You can reach Henry through contact@arraycast.com 01:07:37 APL Wiki https://apl.wiki 01:09:00 Books on J https://code.jsoftware.com/wiki/Books 01:10:00 Bo Burnham - Welcome to the Internet https://www.youtube.com/watch?v=k1BneeJTDcU…

The Array Cast

1
Tacit #4 - the dyadic hook 1:14:19

4 years ago1:14:19

1:14:19

Array Cast - December 25, 2021 Show Notes Many thanks to Adám Brudzewsky for collecting these links 00:01:30 Ken Iverson: https://apl.wiki/Ken_Iverson 00:01:30 J903: https://code.jsoftware.com/wiki/System/Installation/J903 00:02:21 APL logo: https://apl.wiki/APL_logo 00:02:51 I.P. Sharp: https://apl.wiki/I.P._Sharp_Associates 00:04:12 APL⋆PLUS: https://apl.wiki/APL*PLUS 00:04:12 Tacit programming: https://apl.wiki/Tacit_programming 00:04:12 Hook: https://apl.wiki/Hook 00:05:15 Hook in J: https://code.jsoftware.com/wiki/Vocabulary/hook 00:07:36 BQN: https://apl.wiki/BQN 00:07:36 Fork: https://apl.wiki/Tacit_programming#3-trains 00:08:20 Beside: https://apl.wiki/Beside 00:09:46 ADSP C++ episode: https://adspthepodcast.com/2021/12/10/Episode-55.html 00:09:46 ADSP BQN episode: https://adspthepodcast.com/2021/12/17/Episode-56.html 00:10:30 BQN solutions: https://github.com/codereport/LeetCode/blob/master/0269_Problem_1.bqn#L5 00:10:31 Iota sequence: https://apl.wiki/Index_Generator 00:10:31 J solution: https://tio.run/##y/r/303B1kpBWyFTjys1OSNfwdBAwU3B9P9/AA 00:12:22 Stephen's blog post: https://www.5jt.com/the-rest-is-silence 00:12:22 APL solution: https://tryapl.org/?clear&q=%E2%8E%95IO%E2%86%900%20%E2%8B%84%20F%20%E2%86%90%20%2B%E2%88%98%E2%8D%B3%20%E2%8B%84%2010%20F%205&run 00:16:15 BQN solution using After: https://mlochbaum.github.io/BQN/try.html#code=RiDihpAgK+KfnOKGlQoxMCBGIDU= 00:18:21 The [APL] Orchard: https://apl.chat 00:30:03 (P)QRS in APL: https://tio.run/##SyzI0U2pTMzJT///P0DhUdsEhepHvbuAtOGjjhmP2iYrPOpuUVDXUNcBiuqoKwQogFhbddQ11Wu5AgmrD0RWH0RYfRCy@mDC6oOR1XM96psK0qFeoa6gEQg0K1hTQb1SHUU4QAEh8f8/AA 00:30:03 (P)QRS in J: https://tio.run/##hcw7CsAgEITh3lNMNwp2SSXkDj6OEAIhTVo9vdnOLBZ2w7/L9/QecQRsCCBpSU9Gmb7JcJIQgt3HtUqGenAmTUJaCUkLeRLySshaKJNQVkLRgrnO@wUrYZPoxYGNvxgxcu8f 00:33:30 Golfing: https://apl.wiki/Code_golf 00:33:42 Marshall Lochbaum's birds table: https://mlochbaum.github.io/BQN/doc/birds.html 00:33:42 Hook Conjunction? paper: https://code.jsoftware.com/wiki/Essays/Hook_Conjunction%3F 00:35:37 IsPalindrome in APL (or BQN): https://tio.run/##SyzI0U2pTMzJT///37M4IDEnMy@lKD83VeFR2wSFR12LHnUufNSzl@tR31SQAIoK9aLE5NTkxCJ17LIZ@UXFqer//wMA 00:35:37 IsPalindrome in J: https://tio.run/##y/r/37M4IDEnMy@lKD83VcHWSkHXqkaPKzU5I18BRUa9KDE5NTmxSB2bXEZ@UXGq@v//AA 00:36:41 APL\?: https://www.jsoftware.com/papers/J1990.htm 00:41:57 Applied inline in J: https://tio.run/##y/r/PzU5I19BQ9eqRk9TQb0oMTk1ObFInQtFNCO/qDhV/f9/AA 00:41:57 Applied inline in APL: https://tio.run/##SyzI0U2pTMzJT////1Hf1EdtExQedS581DHjUc/eR70rFNSLEpNTkxOL1LmwymbkFxWnqv//DwA 00:42:54 Atop "unary-binary": https://apl.wiki/Atop_(operator) 00:43:19 Beside/After "binary-unary": https://apl.wiki/Beside 00:45:25 Over: https://apl.wiki/Over 00:45:25 APL Wiki's table: https://apl.wiki/Function_composition 00:48:25 Marshall's table: https://youtu.be/czWC4tjwzOQ?t=1456 00:48:25 Adám's alternative table: https://youtu.be/Hln3zryunsw?t=1151 00:53:28 Ambivalent: https://apl.wiki/Ambivalent_function 00:55:01 Case-folding: https://help.dyalog.com/latest/#Language/System%20Functions/c.htm 00:55:01 Case-insensitive using Over: https://tryapl.org/?clear&q=%27Hello%27%20%E2%89%A1%E2%8D%A5%E2%8E%95C%20%27HELLO%27%20%E2%8B%84%20%27Hello%27%20%E2%8D%B3%E2%8D%A5%E2%8E%95C%20%27E%27%20%E2%8B%84%20%27L%27%20%E2%88%8A%E2%8D%A5%E2%8E%95C%20%27Hello%27&run 00:55:01 HTMLTag Over ⎕C: https://tryapl.org/?clear&q=HTMLTag%E2%86%90%7B%E2%8D%BA%E2%86%90%7B(%C2%AF8%E2%86%93%E2%8D%BA)%2C1%E2%86%93%E2%8D%B5%7D%20%E2%8B%84%20%E2%88%8A%27%3Ci%20class%3D%22%27%E2%8D%BA%27%22%3E%27%2C%E2%8D%B5%2C%27%3C%2Fi%3E%27%7D%20%E2%8B%84%20HTMLTag%E2%8D%A5%E2%8E%95C%27CONTENT%27%20%E2%8B%84%20%27MyClass%27HTMLTag%E2%8D%A5%E2%8E%95C%27CONTENT%27&run 00:55:01 HTML escape using Over: https://tryapl.org/?clear&q=HTMLTag%E2%86%90%7B%E2%8D%BA%E2%86%90%7B(%C2%AF8%E2%86%93%E2%8D%BA)%2C1%E2%86%93%E2%8D%B5%7D%20%E2%8B%84%20%E2%88%8A%27%3Ci%20class%3D%22%27%E2%8D%BA%27%22%3E%27%2C%E2%8D%B5%2C%27%3C%2Fi%3E%27%7D%20%E2%8B%84%20HTMLEsc%E2%86%90%27%5C%3C%27%20%27%26%27%E2%8E%95R%27%5C%26lt%3B%27%20%27%5C%26amp%3B%27%20%E2%8B%84%20HTMLTag%E2%8D%A5HTMLEsc%27H%E2%82%82O%3Cblood%27%20%E2%8B%84%20%27r%26d%27HTMLTag%E2%8D%A5HTMLEsc%27H%E2%82%82O%3Cblood%27&run 00:59:24 Advent of Code: https://apl.wiki/Advent_of_Code 00:59:24 Execute comma separated list: https://tryapl.org/?clear&q=%E2%8D%8E%2731%2C41%2C59%27&run 01:00:49 Parsing text data files: https://youtu.be/AHoiROI15BA 01:03:13 Advent of Q: https://github.com/StephenTaylor-Kx/adventofq 01:03:46 Dfn syntax: https://apl.wiki/Dfn 01:03:46 Dfn default left arguments: https://apl.wiki/Dfn#Default_left_arguments 01:03:46 Cover for Minus: https://tryapl.org/?clear&q=Minus%E2%86%90%7B%E2%8D%BA%E2%86%90%E2%8A%A2%20%E2%8B%84%20%E2%8D%BA-%E2%8D%B5%7D%20%E2%8B%84%2010%20Minus%203%20%E2%8B%84%20Minus%205&run 01:08:26 "Alpha gets" on APLcart: https://aplcart.info?q=%E2%8D%BA%E2%86%90 01:09:19 Dyadic Hook in Python: https://tio.run/##K6gsycjPM7YoKPr/PyM/P1vBViEnMTcpJVEhTSfdCsqs0Km0StOo0EnXqNTU5CrIKS1GKAPJRVdopyqk5RcppCpk5ilUxnJl5pckApUUJealp3IVFGXmlWiADNcAadUBSWpqGBromGpq/v8PAA 01:09:34 "define the hook in any functional language": JavaScript: https://tio.run/##JY3BCsMgEETvfkWOu9Qu7aHQi4F@R@lBgrE2tiuaBv16o@Q0zDxm5qM3nabownre7rW@mZdBDTBLi2qELEuTuamFgiiC/6eOj7zQVwcAI10z@WRQOF5141mNTyJ6xKgLZKTFlAT4EhP/EntDni30J@h7spcQrhd5Q6x1Bw Ruby: https://tio.run/##KypNqvz/PyM/P1vBVkHXLk0nvVrXrkKnsjotukInPboyNra2lqsgp7QYLA2SqNTLTSyorkmsSdSuAMpl5pckQuSqDfT09CqAqhVAxkWDNOmAZGOjDQ10TGP//wcA Haskell: https://tio.run/##y0gszk7Nyfn/PyM/P1shTSFdoUKhUsEWyKpQ0EhXqNTkKsgpLQZybBVyEwsUNLQrNLky80sSwSLRBnp6FbqGsVy5iZl5QH5BUWZeiYKKAtgssD6wUkMDBdP//wE point-free Haskell: https://tio.run/##y0gszk7Nyfn/PyM/P1vBViEtJ7NAQU9BQ0NPU0@TqyCntBgomJsIFtPW5MrML0lUqAAKRRvo6VXoGsZy5SZm5gH5BUWZeSUKKgpgY8DawEoNDRRM//8HAA Lisp: https://tio.run/##RY9BDoMgEEX3nuInXTiTbuyiB0IUazoyBDXV07dgsd0x8PLmYWWcw5u63q0eQdYZtEFmrgDQZII1MR/zJGZqOwPaGXTFhp25PCWeq6pIRl0S1Orqu69FVAOcRni4qBMatL3oCwdSDFZFervAM58xD9UnyGEolrI97z2LEmaNCFyq@Q1DDsuaEEe//O/pEF7q45OXOmcybg3uif0A Scheme: https://tio.run/##RU27DoMwDNz5ihttVUhl6MTXpMUJUR2CmkaFr09NO@DB8p3vUR6zJOlDjSqtUS3SpzxVlQIqLx9xrH5gxjgi5rfraBIfFwGtWgsWKIOSW0Hq0n1yBoy42COZSZlPw5zzEx6BT@2G3ZDHBgp22nSmj2VVt4P@jl/PUc0YrrgdiYt81CK5tS8 C++: https://tio.run/##XZHPboQgEMbvPsUkTbqQ0s320IvafRHTAyKypAgGIdlN47NbZl2r7gWZP9/8vhHR9@/CcKum6UVbYWIjodRuCF7y7pytORs76bXYpowewjbmRjmvwyXptA3QcW0J/c0AeAwOtAscvqD6Jli0FLACMIQmz3FSmdJn4N4TS4u1hDKSssdaKpzHsOUobYPX06PTyxC9xQrGY7EwexOHlcnZM63euQie26F1viP1SqsX1iZX8XmgSPIF/SaKce@m3nu5OPeTvKAZjF@hZTBf1OLiIaxapmbAlQF@bnTBtOTKFLlRWoz/05928hJXRhrB9Rn@QEo@Tuzzbi/tR@b3yFNnIt/lwsUAZQk6HQc4FGM2TtMf 01:11:43 Oliver Mooney's intro to J: https://youtu.be/t32bIbzQdCU 01:11:43 APL Wiki Learning Resources: https://apl.wiki/Learning_resources 01:13:42 Stephen's website: https://5jt.com…

The Array Cast

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Brooke Allen - a life of adventure 58:42

4 years ago58:42

58:42

Array Cast - December 11, 2021 Show Notes Many thanks to Adám Brudzewsky for collecting these links 00:01:53 Dyalog ’21 videos: https://dyalog.tv/Dyalog21 00:02:10 APL ∊ BCN: https://apl.wiki/APL_∊_BCN 00:02:10 Advent of Code: https://apl.wiki/Advent_of_Code 00:02:56 J903 Beta: https://code.jsoftware.com/wiki/System/Installation#J903_BETA 00:03:49 Brooke Allen's website: https://brookeallen.com/ 00:06:32 COBOL: https://en.wikipedia.org/wiki/COBOL 00:06:32 COBOL reserved words: https://www.ibm.com/docs/en/iis/9.1?topic=words-cobol-reserved 00:07:01 Fortran: https://en.wikipedia.org/wiki/Fortran 00:07:01 Iverson’s A Programming Language textbook: http://apl.wiki/A_Programming_Language 00:07:41 APL\360 manual: http://www.bitsavers.org/pdf/ibm/apl/GH20-0683-1_APL_360_Users_Manual_Mar70.pdf 00:09:11 Iverson's algebra book: https://www.jsoftware.com/books/pdf/algebra.pdf 00:11:12 BASIC https://en.wikipedia.org/wiki/BASIC 00:21:45 IBM 5110: https://en.wikipedia.org/wiki/IBM_5110 00:23:19 IBM PC: https://en.wikipedia.org/wiki/IBM_Personal_Computer 00:27:31 Dennis Shasha: https://en.wikipedia.org/wiki/Dennis_Shasha…

The Array Cast

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Tacit #3 (and other topics) 1:11:25

4 years ago1:11:25

1:11:25

Array Cast - November 27, 2021 Show Notes 00:00:42 J Wiki: https://code.jsoftware.com/wiki/Main_Page 00:01:04 APL Wiki: https://apl.wiki 00:01:14 Vector Journal: https://vector.org.uk/ 00:02:04 J Forums: https://code.jsoftware.com/wiki/System/Forums 00:03:47 Tacit programming: https://en.wikipedia.org/wiki/Tacit_programming 00:03:58 Previous episodes on tacit programming: https://www.arraycast.com/episodes/episode-09-tacit-programming and https://www.arraycast.com/episodes/episode11-why-tacit 00:04:51 Perl weekly challenge 88: https://theweeklychallenge.org/blog/perl-weekly-challenge-088/ 00:07:53 Adám's initial solution in APL: https://tryapl.org/?clear&q=%7B%C3%97%2F%E2%8D%B5%5B~%E2%8D%A41%200%E2%8D%A8%E2%8D%B3%E2%89%A2%E2%8D%B5%5D%7D10%205%207%208&run 00:10:14 Stephen's initial solution in K: https://tio.run/##y9bNS8/7/79aQ0u/QlO1otbQQMFUwVzB4v9/AA 00:10:14 Stephen's initial solution in APL: https://tryapl.org/?clear&q=%7B(%C3%97%2F%E2%8D%B5)%C3%B7%E2%8D%B5%7D10%205%207%208&run 00:11:51 Bob's J solution: https://tio.run/##y/oPBIZqGlr6MXqahgYKpgrmChYKAA and video at https://www.youtube.com/watch?v=0GPoCk__2lw 00:12:06 Conor's revamp of J into C++: https://www.youtube.com/playlist?list=PLVFrD1dmDdvfVhYLU_iKkV67X9XqCJLWe 00:12:28 Outfix: https://code.jsoftware.com/wiki/Vocabulary/bslashdot#dyadic 00:13:27 Conor's solutions: https://github.com/manwar/perlweeklychallenge-club/tree/master/challenge-088/conor-hoekstra 00:16:40 Conor's YouTube video: https://youtu.be/bXsKo2ZhgTg 00:17:02 Recent ADSP Podcast on Speed vs Efficiency: https://adspthepodcast.com/2021/11/12/Episode-51.html 00:20:40 Stephen's extension in APL and K: {(×/⍵)÷⍵+⍵=0} and {(*/x)%x+x=0} 00:21:32 Adám's conversion of the APL solution to tacit forms: ×/÷⊢+0=⊢ or ×/÷⊢+0∘= 00:28:02 Episode mentioning test-driven design: https://www.arraycast.com/episodes/episode14-dyalog-21-live 00:33:40 Top-down programming: https://en.wikipedia.org/wiki/Top-down_and_bottom-up_design 00:41:24 Is-palindrome fork: https://tryapl.org/?clear&q=(%E2%8C%BD%E2%89%A1%E2%8A%A2)%27racecar%27%20%E2%8B%84%20(%E2%8C%BD%E2%89%A1%E2%8A%A2)%27carrace%27%20%E2%8B%84%20%E2%8C%BD%E2%89%A1%E2%8A%A2&run 00:42:18 Find primtive: https://apl.wiki/Find https://code.jsoftware.com/wiki/Vocabulary/ecapdot 00:43:06 "abab": https://tryapl.org/?clear&q=%27ab%27%20%E2%8D%B7%20%27abab%27&run 00:43:36 Prefix: https://tryapl.org/?clear&q=%27ab%27%20(%E2%8A%83%E2%8D%B7)%20%27abab%27&run 00:44:08 Found anywhere: https://tryapl.org/?clear&q=%27ba%27%20(%E2%88%A8%2F%E2%8D%B7)%20%27abab%27&run 00:44:27 How many: https://tryapl.org/?clear&q=%27ab%27%20(%2B%2F%E2%8D%B7)%20%27abab%27&run 00:44:33 Suffix: https://tryapl.org/?clear&q=%27ab%27%20(%E2%8A%83%E2%8D%B7%E2%8D%A5%E2%8C%BD)%20%27abab%27&run 00:45:16 Atop: https://apl.wiki/Tacit_programming#2-trains 00:47:10 Ian Clark's suggestion of keeping tacit away from beginners: http://www.jsoftware.com/pipermail/beta/2021-November/010151.html 00:49:10 Needing to isolate tacit functions: https://apl.wiki/Tacit_programming#Trains 00:53:20 Stephen's favourite tacit function: https://tryapl.org/?clear&q=%E2%8E%95IO%E2%86%900%20%E2%8B%84%20(%E2%8A%83%E2%86%93%E2%88%98%E2%8D%B3%2F)%205%2011&run 00:56:40 Stephen's blog post: https://www.5jt.com/the-rest-is-silence 00:59:35 Marshall Lochbaum's bird combinator list: https://mlochbaum.github.io/BQN/doc/birds.html 01:00:25 Plus-minus: https://tryapl.org/?clear&q=10%20(%2B%2C-)%202&run 01:02:00 Bob's favourite tacit construct: https://tio.run/##HcpLCoAgFEbhrfzDK2gDcQUtoD0oXXsg3kFaBNLWex34Zme93xyINJq6YD4WGPoOmSdfFskgoyARDlFSkoNHhBOkFcrM8GGTVAtj96kyqP2vsQ8 01:06:26 Over: https://apl.wiki/Over 01:08:05 Split-compose: https://apl.wiki/Reverse_Compose#Common_usage 01:11:00 Bob's video: https://youtu.be/gidit2Yx2F8…

The Array Cast

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Dyalog ‘21 Live 55:38

4 years ago55:38

55:38

Array Cast - November 13, 2021 Show Notes Link to presentation resources of Dialog ‘21 https://www.dyalog.com/user-meetings/dyalog21.htm 00:00:30 Dyalog User Meeting '21: https://www.dyalog.com/user-meetings/dyalog21.htm 00:03:03 Richard Park's presentation on the Dyalog Media Update: TBA 00:04:10 ShapeRank: https://github.com/f5devcentral/shapeRank 00:05:50 Gitte on Array Cast: https://www.arraycast.com/episodes/episode12-gitte-christensen 00:07:45 Brian Becker's presentation about Packaging Dyalog Tools / Tatin: TBA 00:09:05 Hashback #! scripting presentation: TBA 00:09:05 Link presentation: TBA 00:11:27 Rodrigo's presentation on Py'n'APL: TBA 00:14:10 C++ compiler explorer: https://godbolt.org/ 00:21:00 Ken Iverson's “Notation as a Tool of Thought” Paper (pdf): https://www.eecg.utoronto.ca/~jzhu/csc326/readings/iverson.pdf 00:27:21 Kimmo Linna's RSConnect: https://github.com/kimmolinna/rsconnect 00:29:15 TamStat: http://www.tamstat.com/ 00:33:24 CodeGolf website: http://codegolf.stackexchange.com/ 00:33:59 The APL Orchard: The APL Orchard 00:53:51 Aaron Hsu on “The Fallacy of Unit Testing”: https://www.sacrideo.us/the-fallacy-of-unit-testing/…

The Array Cast

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Roger Hui (1953-2021) 1:08:36

4 years ago1:08:36

1:08:36

Array Cast - October 30, 2021 Show Notes 00:00:00 Roger Hui: https://apl.wiki/Roger_Hui 00:00:00 Eric Iverson: https://apl.wiki/Eric_Iverson 00:00:00 Eric Iverson's announcement: https://www.jsoftware.com/pipermail/programming/2021-October/059091.html 00:00:00 J: https://apl.wiki/J 00:00:00 Ken: https://apl.wiki/Ken_Iverson 00:02:24 Dyalog '21: https://www.dyalog.com/user-meetings/dyalog21.htm 00:02:24 Memorial service: https://youtube.com/watch?v=_8FG81Ze1aM 00:02:51 Morten Kromberg: https://apl.wiki/Morten_Kromberg 00:02:51 Dyalog Ltd.: https://apl.wiki/Dyalog_Ltd . 00:04:11 Gitte Christensen: https://apl.wiki/Gitte_Christensen 00:04:59 John Scholes: https://apl.wiki/John_Scholes 00:04:59 Dan Baronet: https://apl.wiki/Dan_Baronet 00:05:53 Pearly gates: https://en.wikipedia.org/wiki/Pearly_gates 00:06:22 Galactic Emperor: https://www.jsoftware.com/papers/50/50_49.htm 00:06:22 Monument quality code: https://forums.dyalog.com/viewtopic.php?f=30&t=1638&p=6456&hilit=monument#p6453 00:06:58 Rob Hodgkinson's response: https://www.jsoftware.com/pipermail/programming/2021-October/059124.html 00:08:50 I.P. Sharp Associates: https://apl.wiki/I.P._Sharp_Associates 00:09:51 Arthur Whitney: https://apl.wiki/Arthur_Whitney 00:11:30 Adaytum: https://www.computerweekly.com/feature/Cognos-acquires-Adaytum-and-bolsters-performance-management-agenda 00:12:16 Jsoftware: https://apl.wiki/Jsoftware 00:13:05 Cognos: https://en.wikipedia.org/wiki/Cognos 00:14:24 Dfns: https://apl.wiki/Dfn 00:14:24 First axis emphasis: https://apl.wiki/Leading_axis_theory 00:14:24 Sharp APL: https://apl.wiki/Sharp_APL 00:15:59 Ravel: https://apl.wiki/Ravel 00:15:59 Table function: https://apl.wiki/Table 00:16:35 Identity functions: https://apl.wiki/Same 00:16:35 Take: https://apl.wiki/Take 00:16:35 Take: https://apl.wiki/Drop 00:16:35 Take: https://apl.wiki/Index_(function) 00:16:59 Dyadic Iota: https://apl.wiki/Index_of 00:16:59 Rank operator: https://apl.wiki/Rank_(operator) 00:16:59 Key operator: https://apl.wiki/Key 00:16:59 Tally: https://apl.wiki/Tally 00:16:59 Function trains: https://apl.wiki/Trains 00:16:59 Where: https://apl.wiki/Where 00:16:59 Interval Index: https://apl.wiki/Interval_Index 00:16:59 J forums: https://code.jsoftware.com/wiki/System/Forums 00:17:47 Over and Atop: https://apl.wiki/Function_composition 00:17:47 Unique Mask: https://apl.wiki/Unique_Mask 00:17:47 Under: https://wiki.jsoftware.com/wiki/Essays/Under 00:17:47 Obverse: https://code.jsoftware.com/wiki/Vocabulary/codot 00:18:21 APL2: https://apl.wiki/APL2 00:18:56 Tacit programming: https://apl.wiki/Tacit_programming 00:18:56 Stencil: https://apl.wiki/Stencil 00:19:49 History of Programming Languages: https://aplwiki.com/wiki/HOPL 00:19:49 HOPL APL paper: https://dl.acm.org/doi/pdf/10.1145/3386319 00:20:30 Roger's presentation: https://www.pldi21.org/prerecorded_hopl.2.html 00:21:57 Total Array Ordering: https://apl.wiki/Total_array_ordering 00:21:57 Jay Foad: https://apl.wiki/Jay_Foad 00:23:02 Structural Under and Mathematical Under: https://mlochbaum.github.io/BQN/spec/inferred.html#under 00:23:02 APL\360 https://apl.wiki/APL \360 00:25:11 Tacit modifiers: https://code.jsoftware.com/wiki/Vocabulary/fork#invisiblemodifiers 00:28:41 Henry on this podcast: https://www.arraycast.com/episodes/episode-06-henry-richs-deep-dive-into-j 00:30:14 HOPL video: https://www.pldi21.org/prerecorded_hopl.2.html 00:31:26 J wiki: https://code.jsoftware.com 00:31:41 Essays: https://code.jsoftware.com/wiki/Essays 00:31:41 Papers: https://www.jsoftware.com/papers/ 00:36:47 Hook Conjunctions?: https://code.jsoftware.com/wiki/Essays/Hook_Conjunction%3F 00:38:54 Wikipedia contributions: https://xtools.wmflabs.org/ec/en.wikipedia.org/Roger_Hui 00:39:37 Jim Brown: https://apl.wiki/Jim_Brown 00:40:53 88 Hats: https://code.jsoftware.com/wiki/Essays/88_Hats 00:41:39 Catalan numbers video series: https://www.youtube.com/playlist?list=PL275xqeqDUOiOQb8Vic-E_ocq10EC_ELQ 00:43:44 Phrasal Forms: https://www.jsoftware.com/papers/fork.htm 00:47:06 Jokes We Told Each Other: https://www.jsoftware.com/papers/Jokes.htm 00:50:49 APL Puns: https://www.dyalog.com/blog/2015/12/apl-puns/ 00:50:49 NASA oral histories: https://historycollection.jsc.nasa.gov/JSCHistoryPortal/history/oral_histories/NASA_HQ/SMD/MorrisonDD/MorrisonDD_5-9-17.htm 00:53:14 Edits on tiny symbols: https://code.jsoftware.com/mediawiki/index.php?limit=50&title=Special%3AContributions&contribs=user&target=Roger+Hui&namespace=6&tagfilter=&start=2021-07-12&end= 00:56:31 Richard Stallman: https://apl.wiki/Richard_Stallman 01:01:51 Paw and Hoof: https://www.jsoftware.com/papers/APLDictionary1.htm#tab1 01:02:22 Log symbol: https://aplwiki.com/wiki/Natural_Logarithm 01:04:06 RIDE support for ``ewok ``wookie ``r2d2: https://github.com/Dyalog/ride/commit/d9e7d5c546c9951b2aaea9f7594150d04b2f81b9…

The Array Cast

1
Gitte Christensen of Dyalog Ltd. 1:14:37

4 years ago1:14:37

1:14:37

Array Cast - October 16, 2021 Show Notes 0:02:00 Dyalog 21 November 8-9 0:02:30 APL Campfire 0:03:23 APL Logo Design 0:36:55 Dyalog Forums 0:38:23 APL Wiki 0:40:00 Dyalog Search Resource Map 1:00:45 APL Orchard 1:08:00 Joel Hough 2011 Contest Winner 1:11:18 Asher Mancinelli’s YouTube channel

The Array Cast

1
Why Tacit? 1:05:13

4 years ago1:05:13

1:05:13

Array Cast - October 18, 2021 Show Notes 0:01:34 Dyalog 21 November 8-9 0:03:25 Henry Rich talks Tacit on Array Cast 0:03:40 Conjunctions and Adverbs in J 0:05:24 Henry Rich’s email announcing Tacit Modifiers 0:09:00 Tacit definition 0:09:20 Tacit version of Average in J 0:10:40 Inverses in J 0:11:42 Obverse conjunction in J 0:14:10 Category Theory 0:16:15 Guy Steele “Growing a Language” APL mention p. 6 0:50:40 Stephen Taylor’s blog post on Tacit Programs 1:02:00 Travis Oliphant interviewed by Lex Fridman…

The Array Cast

1
Lib Gibson - IP Sharp’s ‘Zookeeper’ 1:21:24

3 years ago1:21:24

1:21:24

Array Cast - September 2, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [01] 00:02:10 Dyalog winners https://www.dyalog.com/news/151/420/2022-APL-Problem-Solving-Competition-Winners.htm Contact@ArrayCast.com Transcript Producer? [02] 00:03:43 Rodrigo's episode https://www.arraycast.com/episodes/episode20-rodrigo-girao-serrao Hi res J icon https://code.jsoftware.com/wiki/J_Logos [03] 00:04:10 J reference card USLetter https://code.jsoftware.com/wiki/File:B.USLETTER.pdf A4 https://code.jsoftware.com/wiki/File:B.A4.pdf [04] 00:04:37 Jwiki video https://www.youtube.com/watch?v=x2hsnuxK79c Jwiki blue wiki sign up https://code.jsoftware.com/wiki/About Jwiki yellow wiki sign up https://code2.jsoftware.com/wiki/About [05] 00:06:21 New York Meet-up https://www.meetup.com/programming-languages-toronto-meetup/events/287729348/ [06] 00:07:00 IPSA https://en.wikipedia.org/wiki/I._P._Sharp_Associates [07] 00:07:46 Carleton University https://carleton.ca [08] 00:08:50 Data Processing Institute https://dpi-canada.com/about-us/our-history/ [09] 00:09:00 Cluster Analysis https://en.wikipedia.org/wiki/Cluster_analysis [10] 00:10:30 Ian Sharp https://aplwiki.com/wiki/Ian_Sharp [11] 00:14:30 IBM 2741 https://en.wikipedia.org/wiki/IBM_2741#APL \360 [12] 00:17:07 Larry Breed https://en.wikipedia.org/wiki/Lawrence_M._Breed [13] 00:17:13 Eric Iverson https://aplwiki.com/wiki/Eric_Iverson [14] 00:18:32 Ken Iverson https://aplwiki.com/wiki/Ken_Iverson [15] 00:18:40 APL Quote Quad https://aplwiki.com/wiki/APL_Quote_Quad [16] 00:22:00 Dome Petrolium https://en.wikipedia.org/wiki/Dome_Petroleum [17] 00:25:45 Arthur Whitney https://en.wikipedia.org/wiki/Arthur_Whitney_(computer_scientist) [18] 00:26:30 Roger Hui https://en.wikipedia.org/wiki/Roger_Hui [19] 00:35:30 Massey Ferguson https://www.masseyferguson.com/en.html [20] 00:39:20 Morgan Stanley https://www.morganstanley.com/ [21] 00:41:25 The IP Sharp Zoo https://video.dyalog.com/Dyalog16/?v=1N_oYD-ZkX8 [22] 00:42:30 Bryce Adelstein Lelbach https://cpp.chat/guests/bryce_adelstein_lelbach/ [23] 00:44:33 McGraw Hill https://www.mheducation.com/ [24] 00:54:50 Clay Christensen https://en.wikipedia.org/wiki/Clayton_Christensen [24] 00:55:00 Innovator's Dilemma https://en.wikipedia.org/wiki/The_Innovator%27s_Dilemma [26] 00:56:30 Innovation Graph https://web.mit.edu/6.933/www/Fall2000/teradyne/clay.html [27] 00:58:49 VisiCalc https://en.wikipedia.org/wiki/VisiCalc Excel https://en.wikipedia.org/wiki/Microsoft_Excel [28] 00:59:40 2nd Generation operators https://aplwiki.com/wiki/Operator [29] 01:04:30 Roger with Grade 7's http://www.jsoftware.com/pipermail/chat/2011-December/004546.html [30] 01:04:50 WII Gaming https://en.wikipedia.org/wiki/Wii [31] 01:07:30 Terry Tao https://en.wikipedia.org/wiki/Terence_Tao [32] 01:10:05 Women in Computing https://en.wikipedia.org/wiki/Women_in_computing [33] 01:15:38 BQN https://aplwiki.com/wiki/BQN [34] 01:20:10 Contact@ArrayCast.com Transcript Producer? [35] 01:21:00 TryAPL https://tryapl.org/…

The Array Cast

1
The Many Languages of Romilly Cocking 1:22:47

3 years ago1:22:47

1:22:47

Array Cast - August 19, 2022 Show Notes Many thanks to Marshall Lochbaum, Rodrigo Girão Serrão, Bob Therriault, Conor Hoekstra, Adám Brudzewsky and Romilly Cocking for gathering these links: [01] 00:00:03 BYTE magazine https://en.wikipedia.org/wiki/Byte_(magazine) [02] 00:01:02 Org Mode https://orgmode.org/ [03] 00:02:58 Toronto Meet-up https://www.meetup.com/en-AU/programming-languages-toronto-meetup/events/287695788/ New York Meet-up https://www.meetup.com/programming-languages-toronto-meetup/events/287729348/ [04] 00:04:19 Morten Kromberg episode https://www.arraycast.com/episodes/episode21-morten-kromberg [05] 00:05:01 Romilly's video 'An Excellent Return' https://dyalog.tv/Dyalog08/?v=thr-7QfQWJw [06] 00:06:12 Ferranti Pegasus computer https://en.wikipedia.org/wiki/Ferranti_Pegasus [07] 00:09:09 System 360 in APL http://keiapl.org/archive/APL360_UsersMan_Aug1968.pdf [08] 00:16:50 Mind Map https://en.wikipedia.org/wiki/Mind_map [09] 00:17:00 Dyalog https://www.dyalog.com/ [10] 00:18:20 Digitalk https://winworldpc.com/product/digital-smalltalk/5x [11] 00:18:30 Smalltalk https://en.wikipedia.org/wiki/Smalltalk [12] 00:21:17 Raspberry Pi https://www.raspberrypi.org/ [13] 00:22:10 Robotics on Dyalog website https://www.dyalog.com/blog/2014/08/dancing-with-the-bots/ [14] 00:22:45 Neural Network https://en.wikipedia.org/wiki/Neural_network David Marr https://en.wikipedia.org/wiki/David_Marr_(neuroscientist) [15] 00:23:21 Jetson Nano https://www.nvidia.com/en-us/autonomous-machines/embedded-systems/jetson-nano/ [16] 00:23:38 Spiking neural networks https://en.wikipedia.org/wiki/Spiking_neural_network [17] 00:24:02 JAX https://jax.readthedocs.io/en/latest/notebooks/quickstart.html [18] 00:27:00 Numpy https://numpy.org/ [19] 00:28:21 Nested arrays https://aplwiki.com/wiki/Nested_array [20] 00:29:07 flip Numpy https://numpy.org/doc/stable/reference/generated/numpy.flip.html flipud https://numpy.org/doc/stable/reference/generated/numpy.flipud.html#numpy.flipud [21] 00:31:07 Pegasus Autocode http://blog.rareschool.com/2014/09/pegasus-autocode-revisited.html [22] 00:32:05 Atlas computer 1966 https://en.wikipedia.org/wiki/Atlas_(computer) [23] 00:34:30 Raspberry Pi pico https://www.raspberrypi.com/products/raspberry-pi-pico/ [24] 00:36:33 Booker and Morris https://dl.acm.org/doi/pdf/10.1145/364520.364521 [25] 00:38:12 Romilly's Blog Markdown http://blog.rareschool.com/2022/05/apl-and-python-go-head-to-head.html [26] 00:41:30 Languages that are built from concatenation https://en.wikipedia.org/wiki/Agglutination [27] 00:44:30 Alan Kay https://en.wikipedia.org/wiki/Alan_Kay [28] 00:47:12 Clojure https://en.wikipedia.org/wiki/Alan_Kay Forth https://en.wikipedia.org/wiki/Forth_(programming_language) Haskell https://www.haskell.org/ [29] 00:50:00 Cosy http://www.cosy.com/language/ [30] 00:51:38 Py'n'APL https://dyalog.tv/Dyalog21/?v=gOUFXBUMv_A [31] 01:00:12 Logic Analyzer https://en.wikipedia.org/wiki/Logic_analyzer [32] 01:02:15 Back propagation in neural networks https://en.wikipedia.org/wiki/Backpropagation [33] 01:07:38 Stefan Kruger 'Learn APL' https://xpqz.github.io/learnapl/intro.html [34] 01:08:10 Rodrigo Girão Serrão videos https://www.youtube.com/channel/UCd_24S_cYacw6zrvws43AWg [35] 01:08:27 João Araújo episode https://www.arraycast.com/episodes/episode33-joao-araujo [36] 01:08:59 Rodrigo Girão Serrão Neural networks https://www.youtube.com/playlist?list=PLgTqamKi1MS3p-O0QAgjv5vt4NY5OgpiM [37] 01:10:55 Functional Geekery podcast https://www.functionalgeekery.com/ [38] 01:11:36 Conor's Security talk https://www.youtube.com/watch?v=ajGX7odA87k [39] 01:12:38 SICP https://en.wikipedia.org/wiki/Structure_and_Interpretation_of_Computer_Programs [40] 01:12:55 Alan McKean Rebecca Wirfs-Brock "Object Design" https://books.google.ca/books?id=vUF72vN5MY8C&printsec=copyright&redir_esc=y#v=onepage&q&f=false [41] 01:13:35 Growing Object Oriented Guided by Tests http://www.growing-object-oriented-software.com/ [42] 01:15:01 Design Patterns vs Anti pattern in APL https://www.youtube.com/watch?v=v7Mt0GYHU9A [43] 01:18:25 Pop2 https://hopl.info/showlanguage.prx?exp=298&language=POP-2 Pop2 on pdf-11 https://www.cs.bham.ac.uk/research/projects/poplog/retrieved/adrian-howard-pop11.html [44] 01:18:52 Donald Michie https://en.wikipedia.org/wiki/Donald_Michie [45] 01:21:30 Menace robot http://chalkdustmagazine.com/features/menace-machine-educable-noughts-crosses-engine/ [46] 01:22:05 Menace in APL https://romilly.github.io/o-x-o/an-introduction.html…

The Array Cast

1
João Araújo and Tools of Thought 1:11:43

3 years ago1:11:43

1:11:43

Array Cast - August 5, 2022 Show Notes Many thanks to Bob Therriault, João Araújo and Rodrigo Girão Serrão for gathering these links: [01] 00:01:40 J wiki features https://www.youtube.com/watch?v=dWqixYyb52Q [02] 00:02:31 J promo video https://www.youtube.com/watch?v=vxibe2QOA0s [03] 00:03:00 British APL Association https://britishaplassociation.org/ Vector https://vector.org.uk/ [04] 00:03:27 Conor's Twin Algorithms presentation https://www.youtube.com/watch?v=NiferfBvN3s [05] 00:08:13 Numpy https://numpy.org/ JAX https://jax.readthedocs.io/en/latest/notebooks/quickstart.html Julia https://julialang.org/ [06] 00:08:49 João's array Google search engine https://cse.google.com/cse?cx=e5ff9c06c246f4ca5 [07] 00:09:00 João's Iverson mirror site https://joaogui1.github.io/keiapl/ Original link http://keiapl.org/ [08] 00:11:55 João's website https://joaogui1.netlify.app/ [09] 00:13:10 BQN https://mlochbaum.github.io/BQN/ Dyalog APL https://www.dyalog.com/ J https://www.jsoftware.com/indexno.html [10] 00:13:50 Vannevar Bush https://en.wikipedia.org/wiki/Vannevar_Bush Alan Kay https://en.wikipedia.org/wiki/Alan_Kay [11] 00:14:13 Tool for Thought Rocks https://lu.ma/toolsforthoughtrocks https://www.youtube.com/c/ToolsforThoughtRocks?app=desktop [12] 00:14:40 Obsidian discord https://discord.com/invite/veuWUTm [13] 00:15:10 Roam https://roamresearch.com/ Obsidian https://obsidian.md/ Logseq https://logseq.com/ [14] 00:17:01 Anki https://logseq.com/ Muse https://museapp.com/ [15] 00:18:25 Notion https://www.notion.so/ Remnote https://www.remnote.com/ [16] 00:19:42 Marshall's BQN Markdown https://github.com/mlochbaum/BQN/blob/master/md.bqn [17] 00:22:06 Perlis https://en.wikipedia.org/wiki/Alan_Perlis [18] 00:22:49 Array Thinking https://www.arraycast.com/episodes/episode-00-why-i-like-array-languages [19] 00:24:50 Folds https://en.wikipedia.org/wiki/Fold_(higher-order_function) [20] 00:25:51 Rank concept https://aplwiki.com/wiki/Function_rank [22] 00:26:57 Short Term Memory https://www.simplypsychology.org/short-term-memory.html [23] 00:27:42 APL glyphs https://aplwiki.com/wiki/Typing_glyphs#By_method [24] 00:28:59 Stefan Kruger 'Learn APL' https://xpqz.github.io/learnapl/intro.html Rodrigo Girão Serrão 'Mastering Dyalog APL' https://mastering.dyalog.com/README.html [25] 00:29:35 Quarto https://quarto.org/ [26] 00:32:33 Conor's original solution {≢∪⍵~0} Y [27] 00:32:40 Without APL ~ Without J -. [28] 00:32:50 BQN Without ¬∘∊/⊣ [29] 00:33:55 Set Intersection APL X{⍺⌿⍨(≢⍵)≥⍵⍳⍺}Y Set Intersection J x (e. # [) y Set Union APL X{⍺⍪⍵⌿⍨(≢⍺)<⍺⍳⍵}Y Set Union J x (] , -.) y [30] 00:34:40 ReBQN https://mlochbaum.github.io/BQN/doc/rebqn.html [31] 00:36:21 Original Leetcode Problem https://leetcode.com/problems/make-array-zero-by-subtracting-equal-amounts/ [32] 00:41:38 R https://en.wikipedia.org/wiki/R_(programming_language) [33] 00:45:11 Paper: Attention is All That You Need https://arxiv.org/abs/1706.03762 [34] 00:50:45 Mylenation https://en.wikipedia.org/wiki/Myelin [35] 00:50:58 Jeremy Howard episode https://www.arraycast.com/episodes/episode31-jeremy-howard [36] 00:55:08 Array Cast Show Notes https://www.arraycast.com/episode-33-show-notes [37] 00:58:17 Reflection for deep learning https://www.tru.ca/__shared/assets/fostering-student-reflection-for-deeper-learning49355.pdf [38] 00:59:11 Dyalog User Meeting https://www.dyalog.com/user-meetings/dyalog22.htm [39] 00:59:30 CPP North https://cppnorth.ca/ [40] 01:01:09 Ready Player One https://en.wikipedia.org/wiki/Ready_Player_One [41] 01:01:24 Gathertown https://www.gather.town/ [42] 01:02:10 vrchat https://hello.vrchat.com/ [43] 01:04:10 APL Quest https://aplwiki.com/wiki/APL_Quest [44] 01:06:47 Arthur Whitney https://en.wikipedia.org/wiki/Arthur_Whitney_(computer_scientist) [45] 01:07:05 2014 J conference https://code.jsoftware.com/wiki/Community/Conference2014#Speakers [46] 01:08:09 Dyalog videos https://dyalog.tv/Webinar/?v=jBxQZemmA1w [47] 01:09:10 APL Seeds https://www.dyalog.com/apl-seeds-user-meetings/aplseeds22.htm [48] 01:10:00 contact@arraycast.com (edited)…

The Array Cast

1
Control Structures in the Array Languages 1:28:00

3 years ago1:28:00

1:28:00

Array Cast - July 22, 2022 Show Notes Many thanks to Bob Therriault, Marshall Lochbaum and Adám Brudzewsky for gathering these links: [01] 00:01:10 Dyalog Problem /solving Contest https://contest.dyalog.com/?goto=welcome [02] 00:01:35 Dyalog Early Bird Discount https://www.dyalog.com/user-meetings/dyalog22.htm [03] 00:03:50 Iverson Notation https://apl.wiki/Iverson_Notation [04] 00:05:06 GOTO in Early APL https://www.jsoftware.com/papers/APL1.htm#1.2 [05] 00:06:06 Control Structures https://en.wikipedia.org/wiki/Control_flow [06] 00:08:33 Goto in APL https://aplwiki.com/wiki/Branch [07] 00:09:45 Goto in J https://code.jsoftware.com/wiki/Vocabulary/gotodot [08] 00:09:55 try. catch. throw. in J https://code.jsoftware.com/wiki/Vocabulary/trydot [09] 00:10:46 whilst. in J https://code.jsoftware.com/wiki/Vocabulary/whiledot [10] 00:14:09 APL Control Structures https://aplwiki.com/wiki/Control_structure [11] 00:17:43 J Control Structures https://code.jsoftware.com/wiki/Vocabulary/ControlStructures [12] 00:18:00 if. else. elseif. do. end. in J https://code.jsoftware.com/wiki/Vocabulary/ifdot [13] 00:20:40 singleton in APL https://aplwiki.com/wiki/Singleton [14] 00:21:01 for. for_ijk. in J https://code.jsoftware.com/wiki/Vocabulary/fordot [15] 00:23:45 Go language for loop syntax https://go.dev/tour/flowcontrol/1 [16] 00:25:22 Javascript Mapping arguments] https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/map#syntax [17] 00:26:21 Clojure Mapping https://clojuredocs.org/clojure.core/map [18] 00:27:40 BQN Control Structures https://mlochbaum.github.io/BQN/doc/control.html [19] 00:28:20 BQN Blocks https://mlochbaum.github.io/BQN/doc/block.html [20] 00:28:49 BQN ? predicate https://mlochbaum.github.io/BQN/doc/block.html#predicates [22] 00:31:05 APL if else operands https://dfns.dyalog.com/n_else.htm [23] 00:31:42 BQN Stranded Block functions https://mlochbaum.github.io/BQN/doc/control.html#switch-case [24] 00:32:30 APL Arguments and Operands https://aplwiki.com/wiki/Operand [25] 00:36:00 Dfn Dop https://help.dyalog.com/latest/#Language/Defined%20Functions%20and%20Operators/DynamicFunctions/Dynamic%20Operators.htm [26] 00:36:45 BQN Block definition and modifiers https://mlochbaum.github.io/BQN/doc/block.html [27] 00:38:15 Power Operator APL https://aplwiki.com/wiki/Power_(operator) J https://code.jsoftware.com/wiki/Vocabulary/hatco BQN https://mlochbaum.github.io/BQN/doc/repeat.html [28] 00:41:30 k/Q Control Structures https://code.kx.com/q/ref/cond/ [29] 00:43:25 power operator in q https://code.kx.com/q/ref/do/ for in k ⍣n/^:n: https://k.miraheze.org/wiki/For fixed point in k ⍣≡/^:_: https://k.miraheze.org/wiki/Fixedpoint [30] 00:43:40 if in q https://code.kx.com/q/ref/if/ [31] 00:44:20 while in q https://code.kx.com/q/ref/while/ [32] 00:45:38 Replicate kludge example of if: in APL https://tryapl.org/?clear&q=a%E2%86%9010%20%E2%8B%84%20%E2%8D%8E(5%3C3)%2F%27a%E2%86%90a%2B1%27%20%E2%8B%84%20%E2%8E%95%E2%86%90a%20%E2%8B%84%20%E2%8D%8E(5%E2%89%A03)%2F%27a%E2%86%90a%2B1%27%20%E2%8B%84%20%E2%8E%95%E2%86%90a&run [33] 00:51:00 J's z locale https://code.jsoftware.com/wiki/Vocabulary/ZeeLocale [34] 00:52:29 Dfn guard example https://aplwiki.com/wiki/Dfn#Guards [35] 00:54:20 Game of life with power operator https://tio.run/##SyzI0U2pTMzJT///3z3fR@FR2wSFam19nUe9W2sf9ewyVjB@1NF1aIWxtoHOoRWPuhb9//@obypQUWZeZklmYg6Qpf6od7667aO2iY969j7qnQdHXIe2H9oOlDu0nQtMQphgGsaEQC5dXV0ukN1QM8F8DaDAo97FRprYRI3hogA [36] 00:56:40 BQN power operator without infinity https://mlochbaum.github.io/BQN/doc/repeat.html [37] 00:58:34 Recursion in BQN https://mlochbaum.github.io/BQN/doc/block.html#self-reference [38] 00:59:20 CBQN System ._While_ https://github.com/dzaima/CBQN/blob/master/docs/system.md#_while_ [39] 01:03:30 APL with power match https://aplwiki.com/wiki/Power_(operator)#Examples [40] 01:04:13 J power operator with infinity https://code.jsoftware.com/wiki/Vocabulary/hatco#u.5E:_.28Converge.29 [41] 01:08:24 Example of power applied when it shouldn't (argument > test point) https://tryapl.org/?clear&q=1%2B%E2%8D%A3%7B%E2%8D%BA%3E10%7D10&run [42] 01:10:20 Example of Rank or each to simulate loops https://tio.run/##SyzI0U2pTMzJT///v/pR39RHbRPUA4ryk1OLizPz0tV1HvVurT20wtBAwchAwdjg/38A [43] 01:13:19 Conor's example of 2 to the power of 2 repeated until over 1000 APL solution https://tryapl.org/?clear&q=%C3%97%E2%8D%A8%E2%8D%A3%7B%E2%8D%BA%3E1000%7D2&run J solution https://jsoftware.github.io/j-playground/bin/html2/#code=t%3D%3A%20*%3A%5E%3A%28%3C%261000%29%5E%3A_%0At%202 BQN solution https://mlochbaum.github.io/BQN/try.html#code=X3doaWxlX+KGkHvwnZS94o2f8J2UvuKImPCdlL1f8J2Vo1/wnZS+4oiY8J2UveKNn/CdlL7wnZWpfQrDl8ucX3doaWxlXyg84p+cMTAwMCkgMg== [44] 01:15:21 Conor's example of 2 multiplied by 2 repeated until over 1000 APL solution https://tryapl.org/?clear&q=2%C3%97%E2%8D%A3%7B%E2%8D%BA%3E1000%7D2&run J solution https://jsoftware.github.io/j-playground/bin/html2/#code=t%3D%3A%20%2B%3A%5E%3A%28%3C%261000%29%5E%3A_%0At%202 BQN solution https://mlochbaum.github.io/BQN/try.html#code=X3doaWxlX+KGkHvwnZS94o2f8J2UvuKImPCdlL1f8J2Vo1/wnZS+4oiY8J2UveKNn/CdlL7wnZWpfQory5xfd2hpbGVfKDzin5wxMDAwKSAy [45] 01:16:49 Adám's example to see the process using quad gets https://tio.run/##SyzI0U2pTMzJT////1Hf1EdtE4wOT3/Uu7gawnnUu0vhUe9WhUfdLUB6l52hgYFBrdH//wA [46] 01:19:28 Solution to solve problem with no execution if starting argument > 1000 APL solution https://tryapl.org/?clear&q=%7B2%C3%97%E2%8D%A3%7B%E2%8D%BA%3E1000%7D%E2%8D%A3(%E2%8D%B5%E2%89%A41000)%E2%8A%A2%E2%8D%B5%7D1001&run J solution https://jsoftware.github.io/j-playground/bin/html2/#code=t%3D%3A%20%2B%3A%20%5E%3A%28%3C%261000%29%20%5E%3A_%0At%201001 BQN solution https://mlochbaum.github.io/BQN/try.html#code=X3doaWxlX+KGkHvwnZS94o2f8J2UvuKImPCdlL1f8J2Vo1/wnZS+4oiY8J2UveKNn/CdlL7wnZWpfQory5xfd2hpbGVfKDzin5wxMDAwKSAxMDAx [47] 01:23:10 Using logarithms to solve the problem APL solution https://tryapl.org/?clear&q=2*%E2%8C%882%E2%8D%9F1000%20%E2%8B%84%202%C3%97%E2%8D%A3(%E2%8C%88-%2F2%E2%8D%9F1000%202)%E2%8A%A22&run J solution https://jsoftware.github.io/j-playground/bin/html2/#code=t%3D%3A%20%5E%3E.%40%5E.%261000%0At%202 BQN solution https://mlochbaum.github.io/BQN/try.html#code=4oyI4oy+KDLii4bigbziiqIpIDEwMDA= [48] 01:25:47 contact@arraycast.com [49] 01:26:24 Transpose Episode https://www.arraycast.com/episodes/episode29-transpose…

The Array Cast

1
Jeremy Howard - Data Scientist 1:44:41

3 years ago1:44:41

1:44:41

Array Cast - July 8, 2022 Show Notes [01] 00:01:15 Dyalog Problem /solving Contest https://contest.dyalog.com/?goto=welcome [02] 00:01:35 Dyalog Early Bird Discount https://www.dyalog.com/user-meetings/dyalog22.htm [03] 00:02:40 Jeremy Howard wikipedia https://en.wikipedia.org/wiki/Jeremy_Howard_(entrepreneur) Fastmail https://www.fastmail.com/ Optimal Decisions Group https://www.finextra.com/newsarticle/18047/choicepoint-acquires-insurance-analytics-firm-optimal-decisions [04] 00:04:30 APL Study Group https://forums.fast.ai/t/apl-array-programming/97188 [05] 00:05:50 McKinsey and Company https://en.wikipedia.org/wiki/McKinsey_%26_Company [06] 00:10:20 AT Kearney https://en.wikipedia.org/wiki/AT_Kearney [07] 00:12:33 MKL (Intel) https://en.wikipedia.org/wiki/Math_Kernel_Library [08] 00:13:00 BLAS http://www.netlib.org/blas/ [09] 00:13:11 Perl BQN https://mlochbaum.github.io/BQN/running.html [10] 00:14:06 Raku https://en.wikipedia.org/wiki/Raku_%28programming_language%29 [11] 00:15:45 kaggle https://www.kaggle.com/ kaggle competition https://www.kaggle.com/competitions/unimelb/leaderboard [12] 00:16:52 R https://en.wikipedia.org/wiki/R_(programming_language) [13] 00:18:50 Neural Networks https://en.wikipedia.org/wiki/Artificial_neural_network [14] 00:19:50 Enlitic https://www.enlitic.com/ [15] 00:20:01 Fast.ai https://www.fast.ai/about/ [16] 00:21:02 Numpy https://numpy.org/ [17] 00:21:26 Leading Axis Theory https://aplwiki.com/wiki/Leading_axis_theory [18] 00:21:31 Rank Conjunction https://code.jsoftware.com/wiki/Vocabulary/quote [19] 00:21:40 Einstein notation https://en.wikipedia.org/wiki/Einstein_notation [20] 00:22:30 GPU https://en.wikipedia.org/wiki/Graphics_processing_unit [21] 00:22:55 CUDA https://en.wikipedia.org/wiki/CUDA [22] 00:23:30 Map https://en.wikipedia.org/wiki/Map_(higher-order_function) [23] 00:24:05 Data Science https://en.wikipedia.org/wiki/Data_science [24] 00:25:15 First Neural Network https://en.wikipedia.org/wiki/Frank_Rosenblatt [25] 00:28:51 Numpy Another Iverson Ghost https://dev.to/bakerjd99/numpy-another-iverson-ghost-9mc [26] 00:30:11 Pivot Tables https://en.wikipedia.org/wiki/Pivot_table [27] 00:30:36 SQL https://en.wikipedia.org/wiki/SQL [28] 00:31:25 Larry Wall "The three chief virtues of a programmer are: Laziness, Impatience and Hubris." From the glossary of the first Programming Perl book. [29] 00:32:00 Python https://www.python.org/ [30] 00:36:25 Regular Expressions https://en.wikipedia.org/wiki/Regular_expression [31] 00:36:50 PyTorch https://pytorch.org/ [32] 00:37:39 Notation as Tool of Thought https://www.jsoftware.com/papers/tot.htm [33] 00:37:55 Aaron Hsu codfns https://scholarworks.iu.edu/dspace/handle/2022/24749 [34] 00:38:40 J https://www.jsoftware.com/#/ [35] 00:39:06 Eric Iverson on Array Cast https://www.arraycast.com/episodes/episode10-eric-iverson [36] 00:40:18 Triangulation Jeremy Howard https://www.youtube.com/watch?v=hxB-rEQvBeM [37] 00:41:48 Google Brain https://en.wikipedia.org/wiki/Google_Brain [38] 00:42:30 RAPIDS https://rapids.ai/ [39] 00:43:40 Julia https://julialang.org/ [40] 00:43:50 llvm https://llvm.org/ [41] 00:44:07 JAX https://jax.readthedocs.io/en/latest/notebooks/quickstart.html [42] 00:44:21 XLA https://www.tensorflow.org/xla [43] 00:44:32 MILAR https://www.tensorflow.org/mlir [44] 00:44:42 Chris Lattner https://en.wikipedia.org/wiki/Chris_Lattner [45] 00:44:53 Tensorflow https://www.tensorflow.org/ [46] 00:49:33 torchscript https://pytorch.org/tutorials/beginner/Intro_to_TorchScript_tutorial.html [47] 00:50:09 Scheme https://en.wikipedia.org/wiki/Scheme_(programming_language) [48] 00:50:28 Swift https://en.wikipedia.org/wiki/Swift_(programming_language) [49] 00:51:10 DragonBox Algebra https://dragonbox.com/products/algebra-12 [50] 00:52:47 APL Glyphs https://aplwiki.com/wiki/Glyph [51] 00:53:24 Dyalog APL https://www.dyalog.com/ [52] 00:54:24 Jupyter https://jupyter.org/ [53] 00:55:44 Jeremy's tweet of Meta Math https://twitter.com/jeremyphoward/status/1543738953391800320 [54] 00:56:37 Power function https://aplwiki.com/wiki/Power_(function) [55] 01:03:06 Reshape ⍴ https://aplwiki.com/wiki/Reshape [56] 01:03:40 Stallman 'Rho, rho, rho' https://stallman.org/doggerel.html#APL [57] 01:04:20 APLcart https://aplcart.info/ BQNcrate https://mlochbaum.github.io/bqncrate/ [58] 01:06:12 J for C programmers https://www.jsoftware.com/help/jforc/contents.htm [59] 01:07:54 Transpose episode https://www.arraycast.com/episodes/episode29-transpose [60] 01:10:00 APLcart video https://www.youtube.com/watch?v=r3owA7tfKE8 [61] 01:12:28 Functional Programming https://en.wikipedia.org/wiki/Functional_programming [62] 01:13:00 List Comprehensions https://docs.python.org/3/tutorial/datastructures.html#list-comprehensions [63] 01:13:30 BQN to J https://mlochbaum.github.io/BQN/doc/fromJ.html BQN to Dyalog APL https://mlochbaum.github.io/BQN/doc/fromDyalog.html [64] 01:18:15 Einops https://cgarciae.github.io/einops/1-einops-basics/ [65] 01:19:30 April Fools APL https://ci.tc39.es/preview/tc39/ecma262/sha/efb411f2f2a6f0e242849a8cc8d7e21bbcdff543/#sec-apl-expression-rules [66] 01:20:35 Flask library https://flask.palletsprojects.com/en/2.1.x/ [67] 01:21:22 JuliaCon 2022 https://juliacon.org/2022/ [68] 01:28:05 Myelination https://en.wikipedia.org/wiki/Myelin [69] 01:29:15 Sanyam Bhutani interview https://www.youtube.com/watch?v=g_6nQBsE4pU&t=2150s [70] 01:31:27 Jo Boaler Growth Mindset https://www.youcubed.org/resource/growth-mindset/ [71] 01:33:45 Discovery Learning https://en.wikipedia.org/wiki/Discovery_learning [72] 01:37:05 Iverson Bracket https://en.wikipedia.org/wiki/Iverson_bracket [73] 01:39:14 Radek Osmulski Meta Learning https://rosmulski.gumroad.com/l/learn_machine_learning [74] 01:40:12 Top Down Learning https://medium.com/@jacksonbull1987/top-down-learning-4743f16d63d3 [75] 01:41:20 Anki https://apps.ankiweb.net/ [76] 01:43:50 Lex Fridman Interview https://www.youtube.com/watch?v=J6XcP4JOHmk Deep Talks #54 https://www.youtube.com/watch?v=n7YVlPszaWc0…

The Array Cast

1
Looking Back at Our First Year 1:08:33

3 years ago1:08:33

1:08:33

Array Cast - June 24, 2022 Show Notes Many thanks to Adám Brudzewsky for gathering these links: [1] 00:01:00 APL logo: https://aplwiki.com/wiki/APL_logo [2] 00:01:05 Array Cast merch: https://www.redbubble.com/shop/ap/113247610 [3] 00:01:35 Eso Lang Conf 2022: https://esolangconf.com/ Eso Lang Conf Twitter: https://twitter.com/EsolangT [4] 00:02:35 ADSP: The Podcast: https://adspthepodcast.com/ [5] 00:03:10 Array Cast: https://aplwiki.com/wiki/Array_Cast [6] 00:05:10 Centenary of Iverson's birth: https://britishaplassociation.org/iverson-centenary-december-2020/ [7] 00:10:29 APL Farm: https://apl.wiki/APL_Farm [8] 00:11:45 Conor's YouTube channel: https://www.youtube.com/code_report [9] 00:12:55 J: From C to C++20: https://www.youtube.com/playlist?list=PLVFrD1dmDdvfVhYLU_iKkV67X9XqCJLWe [10] 00:15:04 The third podcast: https://www.buzzsprout.com/1951960 [11] 00:17:05 Functional Geekery: https://www.functionalgeekery.com/ [12] 00:17:59 TryAPL: https://tryapl.org [13] 00:18:29 Joel Kaplan episode: https://www.arraycast.com/episodes/episode27-joel-kaplan [14] 00:18:54 Stevan Apter episode: https://www.arraycast.com/episodes/episode26-stevan-apter [15] 00:19:23 Rank episode: https://www.arraycast.com/episodes/episode28-rank-and-leading-axis [16] 00:19:54 CoRecursive podcase episode: https://corecursive.com/065-competitive-coding-with-conor-hoekstra/ Companion video: https://www.youtube.com/watch?v=lG-CcPb7ggU [17] 00:23:30 Readability: https://aplwiki.com/wiki/Readability [18] 00:35:48 Our website: https://arraycast.com [19] 00:36:42 J wiki: https://code.jsoftware.com/wiki J wiki search: https://code.jsoftware.com/wiki/Special:JwikiSearch [20] 00:37:26 Stephen Taylor's blog: https://5jt.com This episode's show-notes: https://www.arraycast.com/episode-30-show-notes [21] 00:38:33 J-APL table: http://sigapl.org/_J-Dyalog_APL_Rosetta.html [22] 00:41:05 First episode: https://www.arraycast.com/episodes/episode-00-why-i-like-array-languages [23] 00:41:30 Dyadic transpose episode: https://www.arraycast.com/episodes/episode29-transpose Dyadic hook episode: https://www.arraycast.com/episodes/episode17-tacit4-the-dyadic-hook [24] 00:41:41 Morten Kromberg: https://apl.wiki/Morten_Kromberg Morten Kromberg episode: https://www.arraycast.com/episodes/episode21-morten-kromberg [25] 00:41:51 Rank and leading axis episode: https://www.arraycast.com/episodes/episode28-rank-and-leading-axis [26] 00:42:16 Brooke Allen episode: https://www.arraycast.com/episodes/episode16-brooke-allen-a-life-of-adventure [27] 00:44:59 Cognicast podcast: https://cognitect.com/cognicast/ [28] 00:45:19 Russ Olsen "To the Moon" talk: https://www.youtube.com/watch?v=4Sso4HtvJsw Russ Olsen on StoryTelling Cognicast episode: https://www.cognitect.com/cognicast/138 [29] 00:46:16 Eric Iverson episode: https://www.arraycast.com/episodes/episode10-eric-iverson [30] 00:46:29 Henry Rich episode: https://www.arraycast.com/episodes/episode-06-henry-richs-deep-dive-into-j [32] 00:49:56 The tacit discussions: https://www.arraycast.com/episodes/episode-09-tacit-programming https://www.arraycast.com/episodes/episode11-why-tacit https://www.arraycast.com/episodes/episode15-tacit-3-and-other-topics https://www.arraycast.com/episodes/episode17-tacit4-the-dyadic-hook [33] 00:51:24 Memorial for Roger Hui episode: https://www.arraycast.com/episodes/episode13-roger-hui [34] 00:51:44 Aaron Hsu episode: https://www.arraycast.com/episodes/episode19-aaron-hsu [35] 00:51:50 Vanessa McHale episode: https://www.arraycast.com/episodes/episode25-vanessa-mchale [36] 00:53:36 J playground: https://jsoftware.github.io/j-playground/bin/html2/ [37] 00:53:06 J Essays on J wiki: https://code.jsoftware.com/wiki/Essays [38] 00:57:18 Q notebooks online: https://learn.kx.com [39] 01:03:28 Email: contact@arraycast.com Twitter: @arraycast [40] 01:04:05 APL Orchard chat room: https://apl.wiki/APL_Orchard [41] 01:07:00 The APL Wiki: https://apl.wiki Learning resources: https://aplwiki.com/wiki/Learning_resources Jsoftware website: https://www.jsoftware.com/ [42] 01:07:00 APLcart: https://apl.wiki/APLcart…

The Array Cast

1
Transpose 1:18:12

3 years ago1:18:12

1:18:12

Array Cast - June 10, 2022 Show Notes [01] 00:01:22 awesome-q.org https://github.com/StephenTaylor-Kx/awesome-q [02] 00:01:35 reddit/apljk https://www.reddit.com/r/apljk/comments/v5cr09/blog_post_square_joy_preorder/ [03] 00:02:04 BQN keyboard https://gitlab.freedesktop.org/xkeyboard-config/xkeyboard-config/-/blob/master/symbols/bqn [04] 00:03:30 kx download https://kx.com/developers/download-licenses/ [05] 00:04:46 aplfarm https://aplwiki.com/wiki/APL_Farm [06] 00:05:03 J Playground https://jsoftware.github.io/j-playground/bin/html2/ [07] 00:05:30 Interpreters for Array languages" https://aplwiki.com/wiki/Running_APL [08] 00:06:06 List of array languages https://aplwiki.com/wiki/List_of_open-source_array_languages [09] 00:08:39 BQN https://mlochbaum.github.io/BQN/running.html [10] 00:09:32 Wiki Content https://aplwiki.com/wiki/APL_Wiki:Content_guidelines [11] 00:11:20 Ivy https://aplwiki.com/wiki/Ivy [12] 00:13:44 Episode 28 Rank and Leading Axis Theory https://www.arraycast.com/episodes/episode28-rank-and-leading-axis [13] 00:15:20 ⌿ Reduce First APL https://aplwiki.com/wiki/Reduce [14] 00:17:10 Scalar multiplication https://aplwiki.com/wiki/Times [15] 00:18:01 matrix multiplication https://en.wikipedia.org/wiki/Matrix_multiplication [16] 00:19:02 Rank https://aplwiki.com/wiki/Rank [17] 00:19:12 Axis operator https://apl.wiki/Iverson_notation [18] 00:21:42 Reduce https://aplwiki.com/wiki/Reduce [19] 00:23:30 Bracket axis https://aplwiki.com/wiki/Function_axis [20] 00:24:50 GnuAPL https://aplwiki.com/wiki/GNU_APL [21] 00:25:33 k-cells of array https://aplwiki.com/wiki/Frame [22] 00:26:20 each function https://aplwiki.com/wiki/Each [23] 00:26:35 Negative rank https://code.jsoftware.com/wiki/Essays/Negative_Rank [24] 00:29:11 ADSP podcast June 3 https://adspthepodcast.com/2022/06/03/Episode-80.html [25] 00:32:27 stride https://en.wikipedia.org/wiki/Stride_of_an_array [26] 00:34:17 transpose https://aplwiki.com/wiki/Transpose [27] 00:36:11 Monadic Transpose Bqn https://mlochbaum.github.io/BQN/doc/transpose.html APL https://aplwiki.com/wiki/Transpose J https://code.jsoftware.com/wiki/Vocabulary/barco [28] 00:37:28 APL ravel https://aplwiki.com/wiki/Ravel [29] 00:38:03 2 X 3 X 4 ravel to 6 X 4 Example BQN https://mlochbaum.github.io/BQN/try.html#code=dOKGkDLigL8z4oC/NOKliuKGlTI0IOKLhCDijYnipYrijokyIDHigL8y4oC/MOKNiXQ= APL https://tryapl.org/?clear&q=t%E2%86%902%203%204%E2%8D%B4%E2%8D%B324%20%E2%8B%84%20%E2%8D%89%2C%E2%8D%A42%E2%8A%A22%203%201%E2%8D%89t&run J https://jsoftware.github.io/j-playground/bin/html2/#code=t%3D.%20i.%202%203%204%0A%7C%3A%20%2C%222%20%5B%202%200%201%7C%3A%20t%0A%0A%0A [30] 00:41:19 Under https://code.jsoftware.com/wiki/Vocabulary/ampdot [31] 00:42:26 ,/ https://www.jsoftware.com/help/jforc/loopless_code_ii_adverbs__an.htm#_Toc191734361 [32] 00:43:39 dyadic transpose BQN https://mlochbaum.github.io/BQN/doc/transpose.html Dyalog APL https://help.dyalog.com/latest/#Language/Primitive%20Functions/Transpose%20Dyadic.htm J https://code.jsoftware.com/wiki/Vocabulary/barco#dyadic [33] 00:47:00 Diagonal of matrix https://code.jsoftware.com/wiki/Vocabulary/Idioms#Extract_The_Diagonal_Of_A_Table [34] 00:47:52 50 shades of J https://code.jsoftware.com/wiki/Fifty_Shades_of_J/Chapter_8 [35] 00:48:34 key adverb https://code.jsoftware.com/wiki/Vocabulary/slashdot#dyadic [36] 00:49:11 cells https://mlochbaum.github.io/BQN/doc/rank.html [37] 00:49:12 inverse https://mlochbaum.github.io/BQN/doc/undo.html [38] 00:49:30 each https://mlochbaum.github.io/BQN/doc/map.html [39] 00:49:48 each in J https://code.jsoftware.com/wiki/Essays/Under [40] 00:51:50 ,/ example BQN https://mlochbaum.github.io/BQN/try.html#code=dOKGkDLigL8z4oC/NOKliuKGlTI0IOKLhCDiiL7LnXQ= J https://jsoftware.github.io/j-playground/bin/html2/#code=t%3D.%20i.%202%203%204%0A%2C%2Ft%0A%24%20%2C%2Ft%0A%0A [41] 00:52:27 ,[⍳ 2] example https://tryapl.org/?clear&q=t%E2%86%902%203%204%E2%8D%B4%E2%8D%B324%20%E2%8B%84%20%2C%5B%E2%8D%B32%5Dt&run [42] 00:54:21 Interfaces APL https://tryapl.org/ BQN https://bqnpad.mechanize.systems J https://jsoftware.github.io/j-playground/bin/html2/ [43] 00:55:02 i. 2 3 4 example [44] 00:56:12 Sharp APL https://aplwiki.com/wiki/SHARP_APL [45] 00:58:34 nested array model https://aplwiki.com/wiki/Nested_array flat array theory https://aplwiki.com/wiki/Array_model#Flat_array_theory [46] 00:59:44 numpy https://numpy.org/ [47] 01:01:32 Fourier transform https://aplwiki.com/wiki/Fast_Fourier_transform [48] 01:03:20 Roger Hui transpose essay https://code.jsoftware.com/mediawiki/index.php/Essays/Transpose [49] 01:11:35 search for dyadic transpose https://cs.github.com/?scopeName=All+repos&scope=&q=language%3Aapl+%2F%5Cd+%5Cd+%5Cd%E2%8D%89%2F [50] 01:13:47 Stephen's paper on dyadic transpose rank 8 http://archive.vector.org.uk/art10500720…

The Array Cast

1
Rank and Leading Axis Theory 1:39:16

3 years ago1:39:16

1:39:16

Array Cast - May 27, 2022 Show Notes [01] 00:02:00 APL logo https://aplwiki.com/wiki/APL_logo [02] 00:02:24 APL Merch On Bonfire: https://bonfire.com/store/apl-stuff/ On Redbubble: https://redbubble.com/shop/ap/111813275 Aaron Hsu's site: https://www.bonfire.com/store/arcfide/[03] 00:03:00 BQN FFI XXXXXXXXXX [04] 00:03:58 kx download https://kx.com/developers/download-licenses/ [05] 00:04:20 kx download request mailto:trial@kx.com [06] 00:05:18 Rank https://aplwiki.com/wiki/Rank Leading Axis Theory https://aplwiki.com/wiki/Leading_axis_theory [07] 00:06:24 Adoption in APL https://aplwiki.com/wiki/Leading_axis_theory#Adoption_in_APL [08] 00:08:27 APL https://aplwiki.com/wiki/Main_Page BQN https://mlochbaum.github.io/BQN/ J https://www.jsoftware.com/#/README [09] 00:10:19 + Rank 0 https://aplwiki.com/wiki/Add Rank operator: https://apl.wiki/Rank_(operator) Multidimensional arrays: https://apl.wiki/Array_model Ravel order: https://apl.wiki/Ravel_order [10] 00:10:53 ≡ Match Rank Infinity https://aplwiki.com/wiki/Match APL: https://tryapl.org/?clear&q=a%E2%86%903%203%E2%8D%B4%E2%8D%B39%20%E2%8B%84%20b%E2%86%903%203%E2%8D%B4%E2%8D%B36%20%E2%8B%84%20a(%E2%89%A1%E2%8D%A41)b&run BQN: https://mlochbaum.github.io/BQN/try.html#code=YeKGkDPigL8z4qWKMSvihpU5IOKLhCBi4oaQM+KAvzPipYoxK+KGlTYg4ouEIGEg4omh4o6JMSBi J: https://jsoftware.github.io/j-playground/bin/html2/#code=a%3D%3A%20i.%203%203%0Ab%3D%3A%203%203%20%24%20i.%206%0Aa%20-%3A%221%20b%0A Function rank: https://apl.wiki/Function_rank Raze (;): https://apl.wiki/Raze [11] 00:12:23 Rank of verb in J https://www.jsoftware.com/help/jforc/loopless_code_i_verbs_have_r.htm#_Toc191734331 Rank of noun in J https://www.jsoftware.com/help/jforc/declarations.htm#_Toc191734319 [12] 00:14:50 ". Do verb https://code.jsoftware.com/wiki/Vocabulary/quotedot [13] 00:16:05 @ Atop https://code.jsoftware.com/wiki/Vocabulary/at [14] 00:16:10 @: At https://code.jsoftware.com/wiki/Vocabulary/atco [15] 00:18:53 Combinators https://mlochbaum.github.io/BQN/tutorial/combinator.html Close composition: https://apl.wiki/Close_composition [16] 00:19:32 The J diagram of composition patterns: https://code.jsoftware.com/wiki/File:Funcomp.png [17] 00:20:10 Scalar APL https://aplwiki.com/wiki/Scalar J https://code.jsoftware.com/wiki/Vocabulary/Nouns#Atom BQN https://mlochbaum.github.io/BQN/doc/based.html#starting-from-atoms Scalar function: https://apl.wiki/Scalar_function Everything else: https://apl.wiki/Mixed_function Atom: https://apl.wiki/Simple_scalar Leading axis agreement: https://apl.wiki/Leading_axis_agreement Scalar agreement: https://apl.wiki/Scalar_extension [18] 00:25:50 Numpy https://numpy.org/ Julia https://julialang.org/ [19] 00:26:58 APL: https://tryapl.org/?clear&q=1%202%203(%2B%E2%8D%A41)2%203%E2%8D%B41%202%203&run BQN: https://mlochbaum.github.io/BQN/try.html#code=MeKAvzLigL8zK+KOiTEgMuKAvzPipYox4oC/MuKAvzM= J: (3 3 $ 1 2 3) +"1 (1 2 3) https://jsoftware.github.io/j-playground/bin/html2/#code=%283%203%20%24%201%202%203%29%20%2B%221%20%281%202%203%29%0A [20] 00:27:40 Reduce https://aplwiki.com/wiki/Reduce Scan https://aplwiki.com/wiki/scan Reverse https://aplwiki.com/wiki/reverse Rotate https://aplwiki.com/wiki/rotate [21] 00:33:00 ⍪ Catenate First https://aplwiki.com/wiki/Catenate [22] 00:37:50 Major cells https://aplwiki.com/wiki/Major_cell Cell: https://apl.wiki/Cell "Items": https://apl.wiki/Major_cell Arthur Whitney: https://apl.wiki/Arthur_Whitney [23] 00:38:48 Operators and Enclosed Arrays https://www.jsoftware.com/papers/opea.htm [24] 00:40:17 Original Iverson Notation http://www.jsoftware.com/papers/DFSP.htm Iverson Notation: https://apl.wiki/Iverson_notation Roger Hui: https://apl.com/Roger_Hui [25] 00:41:32 [] Bracket Axis https://aplwiki.com/wiki/Function_axis [26] 00:43:32 Scan https://aplwiki.com/wiki/Scan Scan with axis: https://tryapl.org/?clear&q=%E2%8E%95IO%E2%86%900%20%E2%8B%84%20m%E2%86%903%203%E2%8D%B41%202%203%20%E2%8B%84%20(%2B%5Cm)%20(%2B%5C%5B0%5Dm)%20(%2B%E2%8D%80m)&run J: https://jsoftware.github.io/j-playground/bin/html2/#code=m%3D%3A%203%203%20%24%201%202%203%0Am%3B%28%2B%2F%5C%20m%29%0A%0A [27] 00:48:32 A Programming Language http://www.jsoftware.com/papers/APL.htm [28] 00:51:40 BQN to APL Translation https://mlochbaum.github.io/BQN/doc/fromDyalog.html [29] 00:52:13 ˘ Cells https://mlochbaum.github.io/BQN/help/cells.html Breve symbol: https://en.wikipedia.org/wiki/Breve SHARP APL: https://apl.wiki/SHARP_APL APL2: https://apl.wiki/APL2 [30] 00:53:34 Items J https://code.jsoftware.com/wiki/Vocabulary/Nouns#Item [31] 00:54:59 ˝ Insert BQN https://mlochbaum.github.io/BQN/help/insert.html [32] 00:56:09 Catenation https://aplwiki.com/wiki/Catenate Concatenation reduction of a matrix: APL: https://tryapl.org/?clear&q=%2C%2F3%203%E2%8D%B4%E2%8D%B39&run BQN: https://mlochbaum.github.io/BQN/try.html#code=beKGkDPigL8z4qWKMSvihpU5CuKIvsudbQ== J: https://jsoftware.github.io/j-playground/bin/html2/#code=m%3D%3A%203%203%241%2Bi.9%0A%2C%2Fm BQN with Each: https://mlochbaum.github.io/BQN/try.html#code=beKGkDPigL8z4qWKMSvihpU5CuKIvsKoy51t J with each: https://jsoftware.github.io/j-playground/bin/html2/#code=%0Am%3D%3A3%203%241%2Bi.9%0A%2C%2Feach%20m%0A [33] 00:57:50 k language https://aplwiki.com/wiki/K APL\360: https://apl.wiki/APL \360 [34] 01:00:34 / Insert J https://code.jsoftware.com/wiki/Vocabulary/slash ˝ Insert BQN https://mlochbaum.github.io/BQN/help/insert.html J NuVoc: https://code.jsoftware.com/wiki/NuVoc ⌿ Reduce First APL https://aplwiki.com/wiki/Reduce [35] 01:03:40 J for C Programmers Declarations https://www.jsoftware.com/help/jforc/declarations.htm#_Toc191734319 J for C Programmers Verbs have rank https://www.jsoftware.com/help/jforc/loopless_code_i_verbs_have_r.htm#_Toc191734331 Summing rows: APL: https://tryapl.org/?clear&q=%2B%2F3%203%E2%8D%B4%E2%8D%B39&run BQN: https://mlochbaum.github.io/BQN/try.html#code=beKGkDPigL8z4qWKMSvihpU5CivCtMuYbQ== J: https://jsoftware.github.io/j-playground/bin/html2/#code=%0Am%3D%3A3%203%24%3E%3Ai.9%0A%2B%2F%221%20m%0A Summing rows of coordinate pairs: APL: https://tryapl.org/?clear&q=m%E2%86%903%203%E2%8D%B4%E2%8D%B39%20%E2%8B%84%20m%20(%E2%8A%96m)%20(%E2%8C%BDm)&run BQN with insert: https://mlochbaum.github.io/BQN/try.html#code=K8udy5gxK+KGlTPigL8z BQN with fold: https://mlochbaum.github.io/BQN/try.html#code=K8K0y5gxK+KGlTPigL8z J: https://jsoftware.github.io/j-playground/bin/html2/#code=%0Am%3D%3A%7B%3B~%3E%3Ai.3%0A%2Beach%2F%20m%0A [36] 01:07:00 Based Arrays https://aplwiki.com/wiki/Array_model#Based_array_theory [37] 01:08:47 http://tryapl.com https://tryapl.org/ [38] 01:09:01 iota ⍳ https://aplwiki.com/wiki/Index_Generator [39] 01:11:20 aplcart https://aplcart.info/ [40] 01:13:30 Einstein Summation Notation https://en.wikipedia.org/wiki/Einstein_notation einsum: https://numpy.org/doc/stable/reference/generated/numpy.einsum.html [41] 01:15:00 Dex programming language https://github.com/google-research/dex-lang#readme [42] 01:18:00 ⍉ Transpose https://aplwiki.com/wiki/Transpose Mirrors: APL: https://tryapl.org/?clear&q=M%E2%86%903%203%E2%8D%B4%E2%8D%B39%20%E2%8B%84%20m%20(%E2%8A%96m)%20(%E2%8C%BDm)&run BQN: https://mlochbaum.github.io/BQN/try.html#code=beKGkDPigL8z4qWKMSvihpU5IOKLhCDin6htLOKMvW0s4oy9y5ht4p+p J: https://jsoftware.github.io/j-playground/bin/html2/#code=%0Am%3D%3A%3E%3Ai.%203%203%0A%28%5D%20%3B%20%7C.%20%3B%20%7C.%221%29%20m%0A [43] 01:20:00 BQN ⊸ Before https://mlochbaum.github.io/BQN/help/before_bind.html ⟜ After https://mlochbaum.github.io/BQN/help/after_bind.html Conor's number of permutations tweet: https://twitter.com/code_report/status/1528844402046685187 Combinators: https://apl.wiki/Function_composition [44] 01:31:30 Joel Kaplan on the ArrayCast https://www.arraycast.com/episodes/episode27-joel-kaplan…

The Array Cast

1
Joel Kaplan 1:30:54

3 years ago1:30:54

1:30:54

Array Cast - May 13, 2022 Show Notes [01] 00:01:25 https://code.jsoftware.com/wiki/System/Forums [02] 00:02:10 https://www.arraycast.com/episodes/episode26-stevan-apter [03] 00:02:28 Joel Kaplan video https://www.youtube.com/watch?v=Ni0Kj3Xjk1k&t=1s [04] 00:03:10 https://www.morganstanley.com/ [05] 00:03:15 https://aplwiki.com/wiki/Arthur_Whitney [06] 00:03:25 https://www.1010data.com/ [07] 00:10:20 APL-DI https://dl.acm.org/doi/10.1145/800136.804492 [08] 00:12:10 https://en.wikipedia.org/wiki/Fred_Brooks [09] 00:12:36 https://en.wikipedia.org/wiki/David_E._Shaw [10] 00:15:25 https://en.wikipedia.org/wiki/Jeff_Bezos [11] 00:17:00 https://en.wikipedia.org/wiki/Digital_Equipment_Corporation [12] 00:18:15 https://en.wikipedia.org/wiki/IBM_5100 [13] 00:18:55 https://en.wikipedia.org/wiki/Bill_Gates [14] 00:18:55 Gates APL Interpreter https://americanhistory.si.edu/comphist/gates.htm#tc30 [15] 00:23:11 https://aplwiki.com/wiki/Bob_Bernecky [16] 00:26:15 https://mathworld.wolfram.com/NearestNeighborProblem.html [17] 00:29:26 Generalisation of the Axis operator apl.wiki/Rank (operator) [18] 00:30:50 https://en.wikipedia.org/wiki/QWERTY [19] 00:31:37 https://aplwiki.com/wiki/A [20] 00:34:00 https://aplwiki.com/wiki/K [21] 00:34:17 APL machine https://aplwiki.com/wiki/APL_Machine [22] 00:35:07 Analogic https://www.analogic.com/?locale=en [23] 00:37:07 Aaron Hsu video https://www.youtube.com/watch?v=2FMBf6A2eAA [24] 00:41:19 http://www.nsl.com/ [25] 00:43:45 https://en.wikipedia.org/wiki/Muhammad_ibn_Musa_al-Khwarizmi [26] 00:43:52 https://en.wikipedia.org/wiki/Gottfried_Wilhelm_Leibniz#Symbolic_thought [27] 00:52:30 https://www.ubs.com/ca/en.html [28] 00:54:20 https://en.wikipedia.org/wiki/Pete_Muller_(businessman_and_singer-songwriter) [29] 00:56:30 https://www.dyalog.com/ [30] 00:57:10 https://shakti.com/ [31] 01:00:35 https://en.wikipedia.org/wiki/Steve_Jobs [32] 01:01:30 https://www.jsoftware.com/#/README [33] 01:04:09 https://aplwiki.com/wiki/Ken_Iverson [34] 01:08:30 Steven's blog post https://www.5jt.com/all-that-jazz-the-librarian-s-song [35] 01:12:18 https://en.wikipedia.org/wiki/Alan_Perlis [36] 01:13:33 https://en.wikipedia.org/wiki/Benoit_Mandelbrot [37] 01:14:15 Society of Quantitative Analysts https://www.sqa-us.org/ [38] 01:14:47 https://en.wikipedia.org/wiki/Shmuel_Winograd https://encyclopediaofmath.org/wiki/Winograd_Fourier_transform_algorithm [39] 01:14:41 Yorktown Heights: https://en.wikipedia.org/wiki/Thomas_J._Watson_Research_Center [40] 01:14:52 John Cocke https://www.youtube.com/watch?v=eYwd30iWVvw https://en.wikipedia.org/wiki/John_Cocke_(computer_scientist) [41] 01:15:25 https://en.wikipedia.org/wiki/Leon_Cooper [42] 01:16:19 https://en.wikipedia.org/wiki/Philip_Wolfe_(mathematician) https://en.wikipedia.org/wiki/Quadratic_programming https://pages.cs.wisc.edu/~brecht/cs838docs/wolfe-qp.pdf [43] 01:16:41 https://en.wikipedia.org/wiki/Sharpe_ratio [44] 01:18:54 https://en.wikipedia.org/wiki/Alan_Kay [45] 01:18:58 https://en.wikipedia.org/wiki/Alexander_Stepanov [46] 01:20:09 https://en.wikipedia.org/wiki/Rob_Pike [47] 01:22:05 https://www.reddit.com/r/apljk/ [48] 01:22:30 https://en.wikipedia.org/wiki/Lisp_(programming_language) [49] 01:24:43 Conor's videos https://www.youtube.com/channel/UC1kBxkk2bcG78YBX7LMl9pQ [50] 01:25:13 Rodrigo's videos https://www.youtube.com/channel/UCd_24S_cYacw6zrvws43AWg [51] 001:25:01 "Easy to Learn - Worth Mastering" https://dyalog.tv/APLSeeds22/?v=o-0xk96_BNw [52] 01:25:55 https://aplwiki.com/wiki/Outer_Product [53] 01:26:55 BQN https://mlochbaum.github.io/BQN/ [54] 01:27:25 https://aplwiki.com/wiki/Inner_Product [55] 01:29:55 Ripple shuffle expression https://tryapl.org/?clear&q=%7B%E2%8D%B5%5B%E2%8D%8B%E2%8D%922%7C%E2%8D%B3%E2%89%A2%E2%8D%B5%5D%7D%27ABCDEabcde%27&run…

The Array Cast

1
Stevan Apter 1:20:34

3 years ago1:20:34

1:20:34

Array Cast - April 29, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links and Alve from the APL Farm Discord for catching the one I had left out. [01] 00:01:28 https://www.finnapl.fi/tapahtu.htm [02] 00:01:28 https://apl-germany.de/apl-germany-spring-meeting-on-5th-and-6th-of-may-2022/ [03] 00:02:15 https://nsl.com/ [04] 00:05:30 https://en.wikipedia.org/wiki/Control_Data_Institute [05] 00:05:38 https://en.wikipedia.org/wiki/National_Science_Foundation [06] 00:05:45 https://en.wikipedia.org/wiki/IBM_1130 [07] 00:05:50 https://apl.wiki/APL%5C1130 [08] 00:06:30 https://apl.wiki/Arthur_Whitney [09] 00:06:40 https://al.wiki/APL2 [10] 00:06:40 https://apl.wiki/SHARP_APL [11] 00:06:55 https://apl.wiki/APL%5C360 [12] 00:07:30 https://en.wikipedia.org/wiki/Union_Bank_of_Switzerland [13] 00:10:30 https://1010data.com/ [14] 00:13:20 https://en.wikipedia.org/wiki/IBM_RPG [15] 00:15:50 https://en.wikipedia.org/wiki/IBM_Basic_Assembly_Language_and_successors [16] 00:15:50 https://en.wikipedia.org/wiki/PL/I [17] 00:15:50 https://en.wikipedia.org/wiki/Cool_(aesthetic) [18] 00:20:55 https://apl.wiki/Mnemonics#Pairing_glyphs_with_their_meaning [19] 00:21:15 https://apl.wiki/Ravel [20] 00:30:55 https://k.miraheze.org/wiki/K3 [21] 00:31:08 https://k.miraheze.org/wiki/K4 [22] 00:39:08 https://code.kx.com/q4m3/ [23] 00:45:38 https://apl.wiki/John_Scholes%27_Conway%27s_Game_of_Life http://dfns.dyalog.com/min_index.htm http://dfns.dyalog.com/max_index.htm [24] 00:53:55 https://apl.wiki/Compose [25] 01:04:58 https://apl.wiki/Inner_Product [26] 01:17:18 https://nsl.com/k/slack/slack.htm…

The Array Cast

1
Vanessa McHale 1:11:18

3 years ago1:11:18

1:11:18

Array Cast - April 16, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links. Array Cast - April 15, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links. [1] 00:01:19 J beta 904 https://code.jsoftware.com/wiki/System/Installation#J904_BETA [2] 00:02:00 ACM archives https://www.acm.org/articles/bulletins/2022/april/50-years-backfile [3] 00:03:19 BQN pad https://bqnpad.mechanize.systems/ [4] 00:03:35 tryAPL https://www.tryapl.org/ [5] 00:03:40 J playground https://jsoftware.github.io/j-playground/bin/html/emj.html [6] 00:04:29 Futhark https://www.futhark-lang.org/ [7] 00:04:30 J home page https://www.jsoftware.com/#/ [8] 00:04:30 ATS programming language https://en.wikipedia.org/wiki/ATS_(programming_language) [9] 00:04:32 Idris programming language https://en.wikipedia.org/wiki/Idris_(programming_language) [10] 00:04:32 Egison programming language https://www.egison.org/ [11] 00:07:38 Acceleratah https://www.acceleratehs.org/ [12] 00:29:03 Applette https://www.aplwiki.com/wiki/Aplette [13] 00:39:55 Vanessa McHale website http://vmchale.com [14] 00:46:30 Jelly https://www.apl.wiki/Jelly [15] 00:51:56 Roger Hui’s Incunabulum https://code.jsoftware.com/wiki/Essays/Incunabulum [16] 00:59:56 Aaron Hsu on Types https://www.youtube.com/watch?v=z8MVKianh54…

The Array Cast

1
APL Seeds 2022 1:02:40

3 years ago1:02:40

1:02:40

Array Cast - April 1, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links. 00:00:50 [1] APL Seeds: https://apl.wiki/APL_Seeds 00:02:31 [2] Gitte: https://apl.wiki/Gitte_Christensen 00:03:42 [3] Common Lisp: https://en.wikipedia.org/wiki/Common_Lisp 00:03:50 [4] April: https://apl.wiki/April 00:04:00 [5] Bloxl: https://bloxl.co 00:04:34 [6] Aaron: https://apl.wiki/Aaron_Hsu 00:05:20 [7] Combinator: https://en.wikipedia.org/wiki/Combinatory_logic 00:07:35 [8] Keyboards: https://apl.wiki/Typing_glyphs#Hardware 00:08:52 [9] Mnemonics: https://apl.wiki/Mnemonics#Pairing_glyphs.2Ffunctionality_with_their_keyboard_locations 00:09:13 [10] Model M: https://en.wikipedia.org/wiki/Model_M_keyboard 00:09:13 [11] Model F: https://en.wikipedia.org/wiki/Model_F_keyboard 00:09:34 [12] IME: https://en.wikipedia.org/wiki/Input_method 00:11:00 [13] Typing methods: https://apl.wiki/Typing_glyphs#By_method 00:14:25 [14] Layouts list: https://dfns.dyalog.com/n_keyboards.htm 00:21:00 [15] Books: https://apl.wiki/Books 00:21:08 [16] APL Quote Quad: https://apl.wiki/APL_Quote_Quad 00:21:08 [17] Vector journal: https://apl.wiki/BAA#Vector_journal 00:21:10 [18] APLcart: https://aplcart.info 00:22:30 [19] Chat lessons: https://apl.wiki/APL_Cultivation 00:22:42 [20] Weekly interactive sessions: https://apl.wiki/APL_Quest 00:23:12 [21] Susan Bryson's Understanding APL: https://www.amazon.com/Understanding-Apl-Alfred-handy-guide/dp/088284220X 00:24:50 [22] Bob on YouTube: https://youtube.com/bobtherriault 00:24:55 [23] Rich on YouTube: https://youtube.com/rikedyp 00:25:00 [24] Stephen's blog: https://5jt.com/tagged/software 00:25:05 [25] Advent of Code: https://apl.wiki/Advent_of_Code 00:25:15 [26] Aaron on YouTube: https://youtube.com/playlist?list=PLDU0iEj6f8duXzmgnlGX4hMHJUMYh4rJq 00:25:20 [27] Hacker News thread: https://news.ycombinator.com/item?id=13797797 00:25:23 [28] Adám on YouTube: https://youtube.com/abrudz 00:25:26 [29] Rodrigo on YouTube: https://youtube.com/channel/UCd_24S_cYacw6zrvws43AWg 00:25:40 [30] Conor on YouTube: https://youtube.com/codereport 00:26:14 [31] Dyalog TV: https://dyalog.tv 00:26:52 [32] Array Cast at Dyalog 21: https://arraycast.com/episodes/episode14-dyalog-21-live 00:36:20 [33] AST: https://en.wikipedia.org/wiki/Abstract_syntax_tree 00:38:10 [34] Co-dfns: https://apl.wiki/Co-dfns 00:38:15 [35] Loop fusion: https://en.wikipedia.org/wiki/Loop_fission_and_fusion 00:44:24 [36] Roger's list of special cases for Stencil: https://dyalog.com/blog/2020/06/towards-improvements-to-stencil 00:44:45 [37] Co-dfns Performance manual: https://github.com/Co-dfns/Co-dfns/blob/master/docs/PERFORMANCE.md 00:48:43 [38] New Kind of Paper: https://mlajtos.mu…

The Array Cast

1
Andrew Sengul - The April APL Compiler 1:20:50

3 years ago1:20:50

1:20:50

Array Cast - March 19, 2022 Show Notes Many thanks to Adám Brudzewsky and Andrew Sengul for collecting these links. [1] 1:42 J Playground https://jsoftware.github.io/j-playground/bin/html/emj.html [2] 2:18 Bob's Pi video https://www.youtube.com/watch?v=vyILnD0e2IE [3] 2:50 ADSP the podcast https://adspthepodcast.com/ [4] 3:50 LispNYC April presentation https://youtube.com/watch?v=AUEIgfj9koc [5] 5:00 April repo https://github.com/phantomics/april [6] 6:40 ELS paper - page 1, getting lexer output - page 2, adding a function to an April workspace - page 2, getting April's compiled output - page 3, adding a new lexical function to April - page 5, PNG palette extractor https://zenodo.org/record/6381963 [7] 7:30 Lisp Creator John McCarthy http://jmc.stanford.edu/ [8] 7:50 Steve Russel https://en.wikipedia.org/wiki/Steve_Russell_(computer_scientist) [9] 8:27 McCarthy's M-Expressions https://en.wikipedia.org/wiki/M-expression [10] 9:30 Common Lisp https://en.wikipedia.org/wiki/Common_Lisp [11] 10:20 Lisp Machine https://en.wikipedia.org/wiki/Lisp_machine [12] 13:43 Scenario Engine https://devpost.com/software/scenario-engine [13] 14:10 YAML https://yaml.org/ [14] 18:15 LispNYC Seed presentation https://vimeo.com/269495385 [15] 18:38 K and Kdb https://aplwiki.com/wiki/K [16] 23:50 Bloxl - Bloxl.co https://bloxl.co [17] 31:30 April's core specification - spec.lisp https://github.com/phantomics/april/blob/master/spec.lisp [18] 33:50 April's Vex framework - vex.lisp https://github.com/phantomics/april/blob/master/vex/vex.lisp [19] 40:43 CEPL GLSL compiler https://github.com/cbaggers/cepl YouTube Playlist https://www.youtube.com/playlist?list=PL2VAYZE_4wRKKr5pJzfYD1w4tKCXARs5y [20] 41:40 Racket - the most popular Scheme https://racket-lang.org/ [21] 42:10 Scheme - https://en.wikipedia.org/wiki/Scheme_(programming_language) [22] 49:00 arctanh in Lisp and APL https://groups.google.com/g/comp.lang.apl/c/vRjMvZZUIiw/m/CxGL-FR-AAAJ [23] 49:42 Paul Penfield https://news.mit.edu/2021/professor-emeritus-paul-penfield-dies-0903 [24] 53:10 kparc https://kparc.com/lisp.txt [25] 01:11:30 April's special code framework - patterns.lisp https://github.com/phantomics/april/blob/master/patterns.lisp [26] 01:18:30 APL Seeds https://www.dyalog.com/apl-seeds-user-meetings/aplseeds22.htm…

The Array Cast

1
Josh David, APL in Industry 1:13:32

3 years ago1:13:32

1:13:32

Array Cast - March 5, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links. [1] 00:01:23 APL Seeds '22 conference: https://www.dyalog.com/apl-seeds-user-meetings/aplseeds22.htm [2] 00:02:00 APL Quest chat event: https://apl.wiki/APL_Quest [3] 00:02:05 APL Orchard: https://apl.wiki/APL_Orchard [4] 00:02:55 APL Seeds '21 https://www.dyalog.com/apl-seeds-user-meetings/aplseeds21.htm [5] 00:03:38 APL Seeds '22 registration https://us02web.zoom.us/webinar/register/WN_yZb-ha8sRLCJ1DbjAq8nzA [6] 00:04:15 APL Farm: https://apl.wiki/APL_Farm [7] 00:04:20 BQNPad https://bqnpad.mechanize.systems/ [8] 00:06:02 Carlisle Group: https://www.carlislegroup.com/ [9] 00:07:55 APL '99: https://aplwiki.com/wiki/APL_conference#1999 [10] 00:10:54 Josh wins second prize: https://www.dyalog.com/news/102/420/2015-APL-Programming-Contest-Winners.htm [11] 00:10:57 And grand prize: https://www.dyalog.com/news/112/420/2016-APL-Programming-Contest-Winners.htm [12] 00:11:04 Winner's presentation: https://dyalog.tv/Dyalog16/?v=afB2IXCBJJ8 [13] 00:13:18 Dado Wiki coding practices: https://github.com/the-carlisle-group/Dado/wiki/How-Not-To-Code-In-Dyalog-APL [14] 00:17:23 Paul Mansour's blog: https://www.toolofthought.com [15] 00:18:00 Practical Introduction to APL https://github.com/the-carlisle-group/PracticalAPL [16] 00:18:32 Cas https://github.com/the-carlisle-group/cas-samples [17] 00:18:55 FlipDB https://github.com/the-carlisle-group/FlipDBDoc [18] 00:20:12 Carlisle Group on GitHub: https://github.com/the-carlisle-group [19] 00:23:34 Advent of Code in APL: https://apl.wiki/Advent_of_Code [20] 00:26:25 Outer Product: https://apl.wiki/Outer_Product [21] 00:27:01 ADSP #1 https://adspthepodcast.com/2020/11/20/Episode-0.html [22] 00:29:01 Marshall Lochbaum's intro do APL based on the Outer Product: https://www.youtube.com/watch?v=WlUHw4hC4OY [23] 00:29:23 Inner Product: https://apl.wiki/Inner_Product [24] 00:29:50 Iverson's generalisation of Outer Product: https://www.jsoftware.com/papers/APLDictionary1.htm#dot [25] 00:34:23 Summary of Paul Mansour "Why my mother-in-law has special serving dishes for corn on the cob and I don't" talk: https://www.dyalog.com/user-meetings/dyalog09.htm#24 [26] 00:36:03 The Abacus project: https://github.com/the-carlisle-group/Abacus/ [27] 00:38:37 Roger's "50" paper: https://www.jsoftware.com/papers/50/ [28] 00:39:15 Parenthesis nesting: https://www.jsoftware.com/papers/50/50_05.htm [29] 00:41:25 Finnish book of APL idioms https://www.aplwiki.com/wiki/FinnAPL_idiom_library [30] 00:42:10 APL Quest on "Keeping Things In Balance": https://chat.stackexchange.com/transcript/52405?m=60517971#60517971 [31] 00:42:58 Adám's Companion video: https://www.youtube.com/watch?v=El0_RB4TTPA&list=PLYKQVqyrAEj9wDIUyLDGtDAFTKY38BUMN&index=4 [32] 00:43:10 Operators Ken Iverson paper https://dl.acm.org/doi/pdf/10.1145/357073.357074 [33] 00:45:42 Aaron Hsu's talk "Does APL Need a Type System?": https://www.youtube.com/watch?v=z8MVKianh54 [34] 00:48:47 Is-Prefix-Of ⊃⍷ : https://tryapl.org/?clear&q=IsPrefixOf%E2%86%90%E2%8A%83%E2%8D%B7%20%E2%8B%84%20%27ABC%27%20IsPrefixOf%20%27ABCDEF%27%20%E2%8B%84%20%27XYZ%27%20IsPrefixOf%20%27ABCD%27%20%E2%8B%84%20%27ABCD%27%20IsPrefixOf%20%27ABC%27&run [35] 00:49:40 "Default value": https://aplwiki.com/wiki/Fill_element [36] 00:51:02 Average +⌿÷≢ : https://tryapl.org/?clear&q=Average%E2%86%90%2B%E2%8C%BF%C3%B7%E2%89%A2%20%E2%8B%84%20Average%203%201%204%201%205&run [37] 00:51:15 Split ≠⊆⊢ : https://tryapl.org/?clear&q=Split%E2%86%90%E2%89%A0%E2%8A%86%E2%8A%A2%20%E2%8B%84%20%27%2F%27Split%27now%2Fis%2Fthe%2Ftime%27&run [38] 00:51:30 tacit: https://apl.wiki/Tacit_programming [39] 00:52:03 APLcart: https://apl.wiki/APLcart [40] 00:53:30 Dfn: https://apl.wiki/Dfn [41] 00:54:00 Traditional "procedural" functions: https://apl.wiki/Defined_function_(traditional) [42] 00:55:56 Power operator: https://help.dyalog.com/latest/#Language/Primitive%20Operators/Power%20Operator.htm [43] 01:01:30 Big O notation https://en.wikipedia.org/wiki/Big_O_notation [44] 01:02:20 Josh's email: josh {at} dyalog.com [45] 01:02:52 Namespaces: https://apl.wiki/Namespace [46] 01:09:21 Jobs: https://apl.wiki/Jobs [47] 01:10:52 contact at arraycast dot com…

The Array Cast

1
Morten Kromberg, CTO of Dyalog Ltd. 1:17:46

3 years ago1:17:46