The Array Cast

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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 

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

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

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 [email protected]

              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

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’

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

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

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 

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  [email protected]
[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

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

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

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

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

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

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

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

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 functionhttps://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&yend=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

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

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

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

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

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

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/

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

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 [email protected]
[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

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
[email protected] 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 [email protected] Transcript Producer?
[35] 01:21:00 TryAPL https://tryapl.org/

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

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 [email protected] (edited) 

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 [email protected]
[49] 01:26:24 Transpose Episode https://www.arraycast.com/episodes/episode29-transpose

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

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: [email protected]
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

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

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:[email protected]
[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

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

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

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 languagehttps://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

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

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

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

Array Cast - February 19, 2022 Show Notes

Many thanks to Bob Therriault for collecting these links.

[01] 00:01:43 TryAPL.org https://tryapl.org/
[02] 00:02:20 J promotional video https://www.youtube.com/watch?v=aV936cVrN0I
[03] 00:04:30 BASIC computer language https://en.wikipedia.org/wiki/BASIC
[04] 00:05:04 Commodore Pet https://en.wikipedia.org/wiki/Commodore_PET
[05] 00:05:50 Nascom One https://en.wikipedia.org/wiki/Nascom_(computer_kit)
[06] 00:06:44 I.P. Sharpe Associates https://aplwiki.com/wiki/I.P._Sharp_Associates
[07] 00:11:26 Gitte Christensen Episode 12 ArrayCast https://www.arraycast.com/episodes/episode12-gitte-christensen
[08] 00:13:20 Futhark Computer Language https://futhark-lang.org/
[09] 00:19:50 Smalltalk Computer Language https://en.wikipedia.org/wiki/Smalltalk
[10] 00:20:13 Romilly Cocking Presentation Dyalog '08 https://dyalog.tv/Dyalog08/?v=thr-7QfQWJw
[11] 00:20:52 OS/2 operating system https://en.wikipedia.org/wiki/OS/2
[12] 00:21:37 ODBC https://docs.microsoft.com/en-us/sql/odbc/microsoft-open-database-connectivity-odbc?view=sql-server-ver15
[13] 00:21:45 AS400 https://en.wikipedia.org/wiki/IBM_AS/400
[14] 00:23:45 Adaytum Software https://aplwiki.com/wiki/Adaytum_Software
[15] 00:25:22 Cognos https://en.wikipedia.org/wiki/Cognos
[16] 00:26:45 Simcorp APL Italiana https://en.wikipedia.org/wiki/SimCorp
[17] 00:33:49 John Scholes https://aplwiki.com/wiki/John_Scholes
[18] 00:34:00 Geoff Streeter https://aplwiki.com/wiki/Geoff_Streeter
[19] 00:34:00 Pete Donnely https://aplwiki.com/wiki/Pete_Donnelly
[20] 00:34:31 "Mastering Dyalog APL" 1st edition PDF: https://dyalog.com/mastering-dyalog-apl.htm
[21] 00:34:50 Rodrigo Girão Serrão Episode 20 ArrayCast https://www.arraycast.com/episodes/episode20-rodrigo-girao-serrao
[22] 00:35:30 John Daintree https://aplwiki.com/wiki/John_Daintree
[23] 00:35:50 ASP.NET https://en.wikipedia.org/wiki/ASP.NET
[24] 00:38:08 Dyalog Problem solving competition https://aplwiki.com/wiki/APL_Problem_Solving_Competition
[25] 00:59:32 Roger Hui Episode 13 ArrayCast https://www.arraycast.com/episodes/episode13-roger-hui
[26] 00:41:50 Functional Conf https://functionalconf.com/
[27] 00:41:55 LambdaConf https://lambdaconf.us/
[28] 01:00:43 Aaron Hsu Codfns https://www.sacrideo.us/projects/
[29] 01:03:06 APL2000 https://aplwiki.com/wiki/APL2000
[30] 01:06:00 MicroAPL documentation https://microapl.com/apl_help/
[31] 01:11:25 Link presentation https://dyalog.tv/Dyalog21/?v=K_-E1tnH06k
[32] 01:14:31 Nick Nickolov https://aplwiki.com/wiki/Nick_Nickolov
[33] 01:16:38 Dyalog Careers https://www.dyalog.com/careers.htm

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:[email protected]

[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

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/

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 [email protected]

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

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

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

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

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/

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