This is documentation for Mathematica 4, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.1)
Wolfram Research, Inc.

\[NotRightTriangleEqual]\[NotSquareSubsetEqual]

NotSquareSubset

NotSquareSubset \[NotSquareSubset]

FilledSmallSquare Infix set relation operator.

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

FilledSmallSquare See The Mathematica Book: Section 3.10.4.

FilledSmallSquare See also: \[NotSquareSubsetEqual] , \[SquareSubset] .

\[NotRightTriangleEqual]\[NotSquareSubsetEqual]