This is documentation for Mathematica 5, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.1)

Documentation / Mathematica / The Mathematica Book / Mathematica Reference Guide / Listing of Named Characters /

DoubleUpDownArrow

DoubleUpDownArrow \[DoubleUpDownArrow]

FilledSmallSquare Infix arrow operator.

FilledSmallSquare x y is by default interpreted as DoubleUpDownArrow[x, y].

FilledSmallSquare Extensible character.

FilledSmallSquare See Section 3.10.4.

FilledSmallSquare See also: \[UpDownArrow] , \[UpArrowDownArrow] , \[DownArrowUpArrow] .