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DoubleLeftArrow \[DoubleLeftArrow]

FilledSmallSquare Alias: AliasIndicator<=AliasIndicator.

FilledSmallSquare Infix arrow operator.

FilledSmallSquarex y is by default interpreted as DoubleLeftArrow[x, y].

FilledSmallSquare Extensible character.

FilledSmallSquareAliasIndicator<=AliasIndicator is the alias for \[LessEqual]. The alias for \[DoubleLeftArrow] has a space at the beginning.

FilledSmallSquare See The Mathematica Book: Section 3.10.4.

FilledSmallSquare See also: \[DoubleLongLeftArrow] , \[LeftArrow] , \[DoubleRightArrow] .