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• Without
  ...ph]] <syntaxhighlight lang=apl inline>~</syntaxhighlight> with the monadic function [[Not]]. Others can easily define such a function:
  2 KB (274 words) - 10:58, 11 September 2022
• Intersection
  ...[[set function]] which computes the [[wikipedia:intersection (set theory)|set intersection]] of the two [[vector]] [[argument|arguments]]. Others can easily define such a function:
  2 KB (256 words) - 22:14, 10 September 2022
• Less than
  {{Main|Comparison function}} :''For the set function, see [[Without]].''
  2 KB (296 words) - 22:11, 10 September 2022
• Union
  ...yadic]] [[set function]] which computes the [[wikipedia:union (set theory)|set union]] of the two [[vector]] [[argument|arguments]]. Others can easily define such a function:
  2 KB (256 words) - 17:25, 6 January 2024
• Primitive function
  A '''primitive function''' is a [[function]] defined by the language. Outside of the array community, such functions m ...of the argument or its subarrays without regard to their values, and [[set function]]s, which return a result or manipulate arrays based on which [[cell]]s or
  2 KB (249 words) - 14:43, 30 April 2020
• Operators and Functions
  ...lished by [[Ken Iverson]] in 1978, collecting a set of [[operator]]s and [[function]]s he had developed over the preceding years. Released two years before Ive ...ighlight lang=apl inline>~</syntaxhighlight> || || [[Set Difference]]
  3 KB (356 words) - 22:27, 10 September 2022
• Function-operator overloading
  ...in a similar manner because ordinary assignment has the form of a [[dyadic function]] while [[modified assignment]] works like a [[monadic operator]] applied d The following glyphs may be subject to function-operator overloading:
  6 KB (797 words) - 12:53, 13 February 2024
• Element
  :''This article is about the items of an array. For the set function, see [[Membership]]. ...ther array, and an element of an array can be retrieved using the [[Pick]] function. [[Stranding]] forms a [[vector]] directly from its elements.
  1 KB (197 words) - 07:16, 29 June 2020
• NARS
  | function styles = [[defined function]]s, [[direct definition (operator)]] ...chard More]], and development manager [[Bob Smith]], NARS introduced a new set of functions for working with arrays that contain arrays, as well as many n
  6 KB (626 words) - 02:40, 8 March 2024
• Scalar function
  ...apply inside [[boxes]]. Functions which are not scalar, are called [[mixed function]]s. Only a particular [[valence]] of a function is labelled "scalar". The scalar monad [[Not]] usually shares the glyph <sy
  4 KB (503 words) - 22:25, 10 September 2022
• APL-eusis
  .../10.1145/390007.805334 10.1145/390007.805334]</ref><ref>Berry, Michael. "A set of APL functions to play new Eleusis". IJCAI'81: Proceedings of the 7th int ...unction is not revealed to the Students, nor is an explanation of what the function does.
  5 KB (771 words) - 22:04, 10 September 2022
• Operator
  ...''' applies to [[function]] or [[array]] [[operand]]s to yield a [[derived function]] result. Operators bind with higher [[precedence]] than functions and are ...king no operands, because this would be indistinguishable from a [[niladic function]].
  3 KB (416 words) - 15:15, 30 April 2020
• APL/700
  | function styles = [[defined function]] ...ted from right to left, much as if the semicolon was the Left [[identity]] function (<syntaxhighlight lang=apl inline>⊣</syntaxhighlight>).
  7 KB (879 words) - 23:42, 15 April 2024
• Glyph
  ...represents, and usually has a different name: for example, the [[dyadic]] function [[Take]] is represented with the glyph [[Up Arrow]]. ...[wikipedia:ASCII|ASCII]], now considered a "standard" or "basic" character set, but all of them are included in [[Unicode]], as one goal of Unicode was to
  4 KB (622 words) - 05:22, 26 February 2024
• Direct definition (notation)
  ...brary for [[SHARP APL]] that translated a direct definition to a [[defined function]]. The argument naming and use of <code>:</code> for a condition later appe ...nymous function]]s. For example, the following expression would define the function <syntaxhighlight lang=apl inline>plus</syntaxhighlight> to add its argument
  4 KB (534 words) - 01:58, 8 March 2024
• Atomic vector
  ...name of a 256-[[character]] [[vector]] which contains the entire character set of older APL implementations that did not support [[Unicode]], but instead ...fined character vector containing every member of the ''required character set'' exactly once".<ref>BS ISO/IEC 13751:2001: Information technology. Program
  5 KB (414 words) - 00:24, 10 March 2024
• APL\1130
  | function styles = [[defined function]] ...0: it is a 16-bit machine rather than 32-bit, with a different instruction set, and has no native floating-point support: instead, Hirondo Kuki's 32-bit f
  3 KB (427 words) - 21:13, 10 September 2022
• Quine
  ...nline>⍺</syntaxhighlight> being the character vector representation of the function (<syntaxhighlight lang=apl inline>'{∊⍵⍺⍵⍺,4/⍵}'</syntaxhighligh ...]. This is precisely what the function does. Given the representation of a function <syntaxhighlight lang=apl inline>⍺</syntaxhighlight> (itself in this case
  5 KB (639 words) - 18:09, 3 March 2024
• Vector
  A vector differs from a [[set]] or [[multiset]] in that its elements are ordered (additionally, sets do n ...line>/</syntaxhighlight> in [[J]]) passes entire cells, and performs fewer function calls.
  2 KB (387 words) - 10:32, 11 September 2022
• Sort
  '''Sort Up''' and '''Sort Down''' are [[monadic function]]s that order the [[major cell]]s of an array in ascending or descending or ...xhighlight>) or From function, which for example allows the ascending sort function on any rank to be written as the [[train]] <syntaxhighlight lang=apl inline
  3 KB (441 words) - 15:06, 6 March 2024

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