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

  • Letter-like form.
  • Used in geometry to indicate a triangle, as in the symbol

  • Not the same as \[CapitalDelta].
  • See The Mathematica Book: Section 3.10.3Section 3.10.3.
  • See also: \[FilledUpTriangle], \[EmptyDownTriangle], \[RightTriangle], \[Angle].