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  • APL Blossom Time
    .... [http://www.ed-thelen.org/comp-hist/APL-hist.html "A Personal History of APL"] appendix A. [[IPSA '82]].</ref> ...ays. [http://smartarrays.com/downloads/aplblossomtime/aplblossomtime.html "APL Blossom Time"].</ref>
    3 KB (433 words) - 16:59, 27 March 2023
  • Square Root
    ...t is defined in [[J]], [[NARS2000]], [[dzaima/APL]], and [[Extended Dyalog APL]]. == History ==
    2 KB (322 words) - 11:05, 11 September 2022
  • Not
    ...lang=apl inline>x</syntaxhighlight> is equivalent to <syntaxhighlight lang=apl inline>0=x</syntaxhighlight>. <syntaxhighlight lang=apl>
    3 KB (385 words) - 22:18, 10 September 2022
  • I-Beam
    ...nterpreter-level control, access to the environment, and information about APL itself. == History ==
    2 KB (319 words) - 15:35, 17 March 2024
  • Commute
    ...te|⍨}}, or <syntaxhighlight lang=apl inline>⊂</syntaxhighlight> in [[SHARP APL]], is a [[monadic operator]] that takes a [[dyadic function]] as operand an <syntaxhighlight lang=apl>
    3 KB (376 words) - 16:56, 16 March 2024
  • Disclose
    ...yntaxhighlight> and never for the one represented by <syntaxhighlight lang=apl inline>↑</syntaxhighlight>, which is called "First" or "Mix". In the [[SHARP APL]] family, the behavior of Mix follows automatically by giving Disclose a [[
    2 KB (360 words) - 21:14, 19 February 2024
  • HOPL
    ...d record the history of programming language development. It is notable to APL historians because of the very detailed papers presented at the 1978 and 20 ...i]] and [[Morten Kromberg]]. [https://dl.acm.org/doi/abs/10.1145/3386319 ''APL since 1978'']. ACM HOPL IV. 2020-06.</ref>
    3 KB (404 words) - 22:23, 10 September 2022
  • Major cell search
    ...lements, it cannot be consistently extended in this way. However, some non-APL languages and the [[A+]] dialect, which breaks [[backwards compatibility]], == History ==
    3 KB (388 words) - 06:58, 11 March 2024
  • Lang5
    ...fluenced by = [[wikipedia:Forth (programming language)|Forth]], APL ...nfluenced language written by Bernd Ulmann. Lang5 draws features from both APL and Forth, and uses those together to create its own array based system. La
    3 KB (361 words) - 22:46, 24 January 2024
  • Family tree of array languages
    {{APL dialects}}[[Category:Timelines]][[Category:APL history]][[Category:Lists of languages]]
    658 bytes (86 words) - 17:49, 13 September 2022
  • Atop (operator)
    ...ht lang=apl> (g ⍤ h) ⍵</syntaxhighlight>|| {{←→}} ||<syntaxhighlight lang=apl>g (h ⍵)</syntaxhighlight> ...ht lang=apl>⍺ (g ⍤ h) ⍵</syntaxhighlight>|| {{←→}} ||<syntaxhighlight lang=apl>g (⍺ h ⍵)</syntaxhighlight>
    3 KB (410 words) - 19:05, 16 March 2024
  • Over
    ...ht lang=apl> (g ⍥ h) ⍵</syntaxhighlight>|| {{←→}} ||<syntaxhighlight lang=apl>g (h ⍵)</syntaxhighlight> ...ht lang=apl>⍺ (g ⍥ h) ⍵</syntaxhighlight>|| {{←→}} ||<syntaxhighlight lang=apl>(h ⍺) g (h ⍵)</syntaxhighlight>
    3 KB (428 words) - 21:33, 28 January 2024
  • Under
    {{Built-in|Under|⍢}}, or '''Dual''' (<syntaxhighlight lang=apl inline>¨</syntaxhighlight>), is a [[primitive operator|primitive]] [[dyadi <syntaxhighlight lang=apl> _U_ ← {⍺←{⍵ ⋄ ⍺⍺} ⋄ ⍵⍵⍣¯1⊢(⍵⍵ ⍺)⍺⍺
    5 KB (664 words) - 13:35, 17 February 2024
  • Tally
    <syntaxhighlight lang=apl> <syntaxhighlight lang=apl>
    3 KB (443 words) - 10:59, 11 September 2022
  • Table
    ...ell]] of the given array. Table shares its [[glyph]] <syntaxhighlight lang=apl inline>⍪</syntaxhighlight> with the dyadic function [[catenate|Catenate F <syntaxhighlight lang=apl>
    4 KB (381 words) - 15:33, 17 March 2024
  • Complex (function)
    ...ne>∘</syntaxhighlight>) for the [[Circle|circular]] (<syntaxhighlight lang=apl inline>○</syntaxhighlight>) domain. Complex shares its glyph with [[Imagi == History ==
    4 KB (508 words) - 22:25, 10 September 2022
  • Pair
    ...ir primitive). Dyadic Pair is similar to the [[Link]] primitive in [[SHARP APL]] and [[J]], but Link has an asymmetric definition that adds its left argum ...|catenation]] of the [[enclose]]d arguments, written <syntaxhighlight lang=apl inline>,⍥⊂</syntaxhighlight> using [[Over]].<ref>[https://www.jsoftware
    3 KB (486 words) - 17:16, 6 March 2024
  • SIGAPL
    == History == ...erse their decision.<ref name="roots">[[Garth Foster|Foster, Garth]]. "The APL user community - its roots" at [[IPSA '80]].</ref>
    4 KB (631 words) - 08:55, 11 April 2022
  • Function rank
    ...ntaxhighlight lang=apl inline>g"f</syntaxhighlight> (<syntaxhighlight lang=apl inline>"</syntaxhighlight> is the Rank operator). Every language with funct == History ==
    4 KB (618 words) - 18:06, 29 January 2024
  • APL Quote Quad
    :''This article is about the publication. For the APL glyph, see [[Quad name]].'' ...1990s and early 2000s, and [[Vector journal]] took on the role of primary APL publication. The last issue of Quote Quad was volume 35, issue 4 in Decembe
    5 KB (727 words) - 22:26, 10 September 2022
  • Namespace
    ...in]] in 2006.<ref>[[APLNow]]. [http://www.apl2000.com/productwin.php#info3 APL+Win Version 6.0]. 2006.</ref> They are also present in [[J]], where they ma ...espace references, if they are used, are semantically different from older APL types. Nonetheless, it is possible to place namespace references into array
    4 KB (539 words) - 14:59, 21 February 2024
  • Time-sharing
    ...influence on time-sharing, with many time-sharing systems being written in APL. ...aring Corporation. The two companies offered systems using the same APL, [[APL*PLUS]], with IPSA focusing on the Canadian market and STSC on the United St
    3 KB (451 words) - 13:15, 22 May 2020
  • GCD
    <syntaxhighlight lang=apl> </syntaxhighlight>{{Works in|[[Dyalog APL]]}}
    4 KB (497 words) - 21:37, 17 February 2024
  • APL Machine
    | title = The APL Machine ...= [[APL\360]], [[APL*PLUS]], [[APL/700]], [[SHARP APL]], [[NARS]], [[APL.SV]]
    3 KB (490 words) - 12:05, 3 August 2021
  • Match
    <syntaxhighlight lang=apl> <syntaxhighlight lang=apl>
    4 KB (550 words) - 22:31, 10 September 2022
  • Variant
    ...L]]. [https://www.jsoftware.com/papers/APLDictionary1.htm#colon Custom]. [[APL Quote Quad]], Volume 18, Number 1, 1987-09.</ref>) and '''Fit''' in [[J]], ...system operator alternative was provided in form of <syntaxhighlight lang=apl inline>⎕OPT</syntaxhighlight>.
    5 KB (626 words) - 10:43, 11 September 2022
  • Ravel
    ...introduced in [[APL\360]] which returns the ''ravel'' of an array. In the APL [[array model]], an array's ravel is the [[vector]] containing all its [[el <syntaxhighlight lang=apl>
    4 KB (533 words) - 08:56, 14 February 2024
  • Nial
    | influenced by = [[Dyalog APL]] ...y [[John Gibbons]]. It uses the [[nested array model]] and closely follows APL-derived languages semantically, differing from tradition in its use of atla
    4 KB (448 words) - 07:43, 25 January 2024
  • Adin Falkoff
    ...APL\360 project manager. Falkoff is also credited with coining [[the name APL]] based on Iverson's [[A Programming Language]]. ...al System", published jointly with Iverson, was the first description of [[APL\360]].
    4 KB (526 words) - 06:50, 3 November 2021
  • Adaytum Software
    ...sold Adaytum Planning software. The product, written primarily in [[Dyalog APL]] and later including [[J]] components, connected [[Dyalog Ltd.]] with [[IP ...es/apl50/Dyalog%20APL%20A%20Personal%20History.pdf "Dyalog APL: A Personal History"].</ref> Haddleton's company continued to develop the product with signific
    3 KB (415 words) - 17:36, 6 January 2022
  • Jsoftware
    == History == ...RP-based APL products APLIWIN, APLIPC, and APLI386, but discontinued these APL offerings after a few years.<ref>ISI. Miscellaneous documents held in [http
    4 KB (594 words) - 03:27, 11 May 2024
  • Lib Gibson
    ...acm.org/doi/10.1145/585956.585958 A brief history of the APL community]. [[APL Quote Quad]] Volume 6 Number 4. 1975-12.</ref> After leaving she worked as {{APL community}}{{DEFAULTSORT:Gibson}}[[Category:People]][[Category:I.P. Sharp A
    1 KB (180 words) - 17:06, 31 August 2022
  • Gitte Christensen
    ...d consultant, headed development and sales of commercial software based on APL, and is currently the CEO of [[Dyalog Ltd.]]<ref>[[Dyalog Ltd]]. [https://w == History ==
    6 KB (948 words) - 08:11, 5 December 2022
  • Conjugate
    ...ine>⊢</syntaxhighlight>). Conjugate shares the glyph <syntaxhighlight lang=apl inline>+</syntaxhighlight> with [[Add]]. <syntaxhighlight lang=apl>
    5 KB (719 words) - 01:19, 18 March 2024
  • Timeline of array languages
    ...ic). Those that are broadly compatible with [[APL\360]] are placed in the "APL dialects" column. ! Year !! APL dialects !! Other languages
    2 KB (219 words) - 12:47, 10 March 2024
  • ISO 8485:1989
    ...adopted, and its primitives in particular are supported by all commercial APL dialects. ...and D. L. Orth. [https://doi.org/10.1145/800137.804495 "Development of an APL standard"] at [[APL79]].</ref> In 1987 an edited form of this standard was
    1 KB (197 words) - 23:57, 9 March 2024
  • From
    ...tended Dyalog APL]], [[dzaima/APL]], and [[Kap]] (as <syntaxhighlight lang=apl inline>⊇</syntaxhighlight>), [[J]] (as <syntaxhighlight lang=j inline>{</ ...FFX@6OuRVyP@qYChaEKFNQTk5JTUtPU//8HAA Try it online!]<syntaxhighlight lang=apl>
    6 KB (853 words) - 15:55, 19 February 2024
  • Raze
    ...en used for [[Split]], and the [[Right Shoe]] symbol <syntaxhighlight lang=apl inline>⊃</syntaxhighlight> for [[First]] or [[Mix]].'' ...tor's axis with the first axis of each element. Raze is present in [[SHARP APL]], [[A+]], [[J]], and [[BQN]].
    6 KB (812 words) - 23:25, 29 January 2024
  • Key
    ...p the indices or major cells of an argument. It was introduced in [[Dyalog APL]] version 14.0 and is commonly compared to SQL's [[wikipedia:Group by (SQL) <syntaxhighlight lang=apl>
    7 KB (895 words) - 00:56, 16 April 2024
  • Train
    ...sidered important for [[tacit programming]] and a characteristic of modern APL. ...unctions (which themselves can be tacit or not), and <syntaxhighlight lang=apl inline>A</syntaxhighlight> is an array. The arguments are processed by the
    8 KB (1,165 words) - 15:43, 8 March 2024
  • Group (K)
    ...://mlochbaum.github.io/BQN/commentary/history.html#group BQN's development history: Group].</ref> {{APL built-ins}}[[Category:Primitive functions]]
    1 KB (199 words) - 23:29, 17 March 2024
  • Iverson Award
    ...he APL language itself) or Service (assistance or support to SIGAPL or the APL community generally). The award consists of a plaque and a certificate, and The award is named in honor of [[Kenneth E. Iverson]], the creator of APL.
    2 KB (219 words) - 09:48, 15 September 2021
  • Mix
    <syntaxhighlight lang="apl"> <syntaxhighlight lang="apl">
    7 KB (900 words) - 18:27, 29 January 2024
  • The name APL
    ...d only for computer implementations of Iverson's language, starting with [[APL\360]]. Falkoff coined the name in 1966 during the implementation of [[APL\360]] at [[IBM]]. [[Eugene McDonnell]] writes<ref name="mcdonnell" /> that,
    2 KB (349 words) - 04:16, 17 June 2022
  • ISO/IEC 13751:2001
    ...] (which supported only flat and not nested arrays), it is the most recent APL standard. While based primarily on [[APL2]], the standard includes some fea ...m.org/doi/abs/10.1145/192447.192459 Creating the APL extended standard]. [[APL Quote Quad]] Volume 25, Issue 2. 1994-12-01.</ref>
    2 KB (308 words) - 13:04, 10 March 2024
  • Rank (operator)
    ...ng=apl inline>⍺</syntaxhighlight> and right argument <syntaxhighlight lang=apl inline>⍵</syntaxhighlight>, <syntaxhighlight lang=apl>
    7 KB (949 words) - 23:54, 20 July 2023
  • Nub Sieve
    <syntaxhighlight lang=apl> <syntaxhighlight lang=apl>
    8 KB (1,082 words) - 16:27, 16 March 2024
  • Books
    [[File:Mastering-Dyalog-APL.jpg|thumb|right|Mastering Dyalog APL book cover]] === Learning APL ===
    6 KB (735 words) - 08:07, 13 August 2023
  • Larry Breed
    ...founded [[STSC]]. There he developed the [[time-sharing]] system used by [[APL*PLUS]], and [[Mailbox]], one of the first ever [[wikipedia:email|email]] sy ...Murray Hopper Award]] "for their work in the design and implementation of APL\360, setting new standards in simplicity, efficiency, reliability and respo
    5 KB (634 words) - 17:37, 19 March 2024
  • Timeline of array programming corporations
    ...anguage implementation. Many other commercial [[vendors]] have implemented APL at some point. ..., and others; [[APL*PLUS]] includes [[APL+Win]] and [[APL64]]; and [[SHARP APL]] includes [[SAX]].
    5 KB (535 words) - 16:32, 14 February 2024

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