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...alect nearly identical to [[APL.SV]]. It was succeeded by the Extended APL standard, [[ISO/IEC 13751:2001]]. The features of ISO 8485:1989 have been widely ado ...nt of an APL standard"] at [[APL79]].</ref> In 1987 an edited form of this standard was accepted by ISO as ISO 8485:1989.

...it is the most recent APL standard. While based primarily on [[APL2]], the standard includes some features not present in APL2, such as the [[Commute]] and [[R ...https://dl.acm.org/doi/abs/10.1145/192447.192459 Creating the APL extended standard]. [[APL Quote Quad]] Volume 25, Issue 2. 1994-12-01.</ref>

== Standard scalar functions ==

...p]] (MalbolgeLISP), [[wikipedia:Haskell|Haskell]], [[wikipedia:Standard ML|Standard ML]], APL

...D. L. Orth. [https://doi.org/10.1145/800137.804495 "Development of an APL standard"] at [[APL79]].</ref> However, tolerant comparison is not supported in many ...on-zero comparison tolerance to [[search function]]s presents problems for standard hash-based search methods.<ref>[[Roger Hui]]. [https://www.jsoftware.com/pa

...vector.org.uk/art10000930 Conformity of APL Implementations to the ISO APL Standard]. [[Vector journal]] Volume 21, No.3. 2005-05.</ref> and remains unsupporte

...vector.org.uk/art10000930 Conformity of APL Implementations to the ISO APL Standard]. [[Vector journal]] Volume 21, No.3. 2005-05.</ref> Table was added in [[D

'''ELI''' is an ASCII encoding of the [[ISO 8485:1989]] APL standard, with extensions inspired by [[K]]. In addition to arrays it supports dicti

...D. L. Orth. [https://doi.org/10.1145/800137.804495 "Development of an APL standard"] at [[APL79]].</ref>

...rk on ASCII began, and [[APL\360]] was implemented before the modern ASCII standard was published in 1967. Prior to the widespread adoption of Unicode, many [[

...vector.org.uk/art10000930 Conformity of APL Implementations to the ISO APL Standard]. [[Vector journal]] Volume 21, No.3. 2005-05.</ref> Development of APL2C b

Breed rejoined IBM in 1977. There he helped develop the APL standard [[ISO 8485:1989]], and participated in non-APL projects including porting [ * [https://dl.acm.org/doi/10.1145/585818.585822 APL-ASCII: an ASCII overlay standard for APL terminals]. [[Quote Quad]] Volume 4, Issue 2. 1973-01.

...) and <syntaxhighlight lang=apl inline>⍞</syntaxhighlight> (message output/standard input) are often included in the quad name category.

...to implement most of standard APL, along with additional features. Much of standard APL works in Kap, although if an APL feature does not fit with Kap's design

'''Garth H. Foster''' (d. January 26, 2021<ref>Syracuse Post Standard. [https://obits.syracuse.com/us/obituaries/syracuse/name/garth-foster-obitu

...s]]. Complex number support is defined as an optional facility in the XAPL standard ([[ISO/IEC 13751:2001]]), and complex numbers are available in many APLs. U

...itions the other way around, a choice eventually adopted by the nested APL standard [[ISO/IEC 13751:2001]]. Due to the perceived authority of APL2, later diale

...rrays, and can be run on the GPU using [[wikipedia:CuPy|CuPy]] in place of standard NumPy.

* [[APL79]]: [https://doi.org/10.1145/800136.804485 Development of an APL standard]. With D. L. Orth.

...[[primitive function|primitives]] etc. This article attempts to provide a standard for Chinese terminology used in such contexts, to ease the burden of transl

[[ISO/IEC 13751:2001]] standard defined atomic vector as: "An implementation-defined character vector conta

It can also simulate a card game, e.g. deal a hand of 5 cards out of a standard 52-card deck.

[[ISO/IEC 13751:2001]] standard defined the following system commands:<ref>BS ISO/IEC 13751:2001: Informati

...=apl inline>assert</syntaxhighlight> is a dfn that has become the de facto standard when it comes to test suites.<ref>Stefan Kruger. [https://www.dyalog.com/bl

...[[primitive function|primitives]] etc. This article attempts to provide a standard for German terminology used in such contexts, to ease the burden of transla ...meeting, Michael Baas described the motivation behind a German terminology standard and launched a survey to measure the importance of this.<ref>Dieter Kilsch.

* Industry-standard APL interpreter (Sharp look-alike but more comprehensive) * Running on an industry-standard 16-bit chip (Z8000)

...added file-system interaction. APL.SV's primitive set became a widely used standard for flat APLs, and was not extended further. However, [[Jim Brown]] was tas

...such reductions. All define identity elements for most [[scalar functions#Standard scalar functions|scalar primitives]], and some stop there (e.g. [[SAX]]), w

...]: [https://doi.org/10.1145/28315.28339 Component file systems and the APL standard]. With Maxine Hersch.

Grade up and down were defined with the standard glyphs <syntaxhighlight lang=apl inline>⍋⍒</syntaxhighlight> and [[inde

This remained the standard in mathematics until Iverson introduced the names "floor" and "ceiling" and

...ew of [[.NET]] language implementations compared hand-coded solutions to a standard 'benchmark' programming problem. The reviewer's solutions to this scalar pr ...ailable for it. On Macintosh and PC alike, writers of APL had to learn non-standard keyboard mappings to create their characters.

...it would serve as the primary (but not only) influence on the Extended APL standard [[ISO/IEC 13751:2001]]. In 1987, APL2 became the first major dialect to imp

...version of the primitive, and it is featured in the [[ISO/IEC 13751:2001]] standard. Dyalog extended Unique to higher-rank arrays in [[Dyalog APL 17.0]], follo

...APL Link Pro in the APL*PLUS community) which quickly became the de-facto standard ODBC interface within the APL community.

⍝ Returns standard path for Dyalog's MyUCMDs folder.\\

...integers even in languages other than APL. In the [[wikipedia:C++|C++11]] standard library, <syntaxhighlight lang=c++ inline>std::iota()</syntaxhighlight> fil

...expressiveness of the APL notation. I believe the one-liner was one of the standard ones for indicating the nesting level of the parentheses in an algebraic ex

...re. 28 Dec 1999.</ref>. For whatever reasons, that document never became a standard, but it does provide some guidance, and is better than each implementor mak

...erand is not a [[scalar function]]. Page 121 of the [[ISO/IEC 13751:2001]] standard specifies that <syntaxhighlight lang=apl inline>X f.g Y</syntaxhighlight> i

...l?goto=P5_Hes_so_mean_he_has_no_standard_deviation He’s so mean, he has no standard deviation] || [https://chat.stackexchange.com/transcript/message/61644417#6

...with [[NARS]] in 1981, and is now a feature of the [[ISO/IEC 13751:2001]] standard.

...ich meant that APL could physically only run on machines that had that non-standard firmware installed), and a list price of $15,000 (substantially higher than

...essor), which for example makes [[wikipedia:IEEE 754|IEEE 754]] floats the standard floating-point format in high-performance APLs.

* Can be printed on standard printers

...Hub gists define dead key sequences which produce APL characters using the standard APL key locations.

...original [[APL\360]] terminals' keyboard layout. For example, Dyalog APL's standard US English layout for is as follows:

...ot have the same ordering as Unicode. The change to Unicode allowed a more standard way of implementing keyboard input to be used.

* '''Development of an APL standard'''. [[Adin Falkoff|A. D. Falkoff]] and D. L. Orth. [https://doi.org/10.1145 * '''Development of an APL standard'''. [[Adin Falkoff|A. D. Falkoff]] and D. L. Orth. [https://doi.org/10.1145

|rowspan=2|462. || Standard deviation of X ||style="text-align: right;"|<syntaxhighlight lang=apl inlin