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  • Infix ordering operator.
  • x

    y is by default interpreted as RightTriangle[x,y].
  • Used in pure mathematics to mean "contains as a normal subgroup".
  • See The Mathematica Book: Section 1.10.8Section 3.10.4.
  • See also: \[RightTriangleEqual], \[RightTriangleBar], \[RightArrow], \[NotRightTriangle], \[LeftTriangle], \[EmptyUpTriangle], \[FilledUpTriangle], \[RightAngle].