Apl Functional Symbol Jot Diaeresis

Part of Technical and Miscellaneous Symbols

Apl Functional Symbol Jot Diaeresis has no standard Windows Alt code. Copy the character directly, or use its HTML entity or Unicode value instead.

Alt code
None
HTML entity
⍤
Unicode
U+2364

About this symbol

⍤, the jot diaeresis, is the rank operator in Dyalog APL, which tells a function to work on the rows, cells or other parts of an array of a chosen size. The idea came from Kenneth Iverson, APL’s creator, and is central to his later language J.

Unicode facts

Official name
APL FUNCTIONAL SYMBOL JOT DIAERESIS
Also called
Hoot
Type
Symbol
Unicode block
Miscellaneous Technical
Unicode group
APL
Added in
Unicode 1.1 (1993)

Click the symbol or any value at the top of the page to copy it. See the full Technical and Miscellaneous Symbols chart for related characters.

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