\[Square]

  • Unicode: F520.
  • Alias: sq.
  • Prefix operator.
  • x is by default interpreted as Square[x].
  • Used in mathematical physics to denote the dAlembertian operator.
  • Sometimes used in number theory to indicate a quadratic residue.
  • Not the same as \[EmptySquare].

See Also

\[Del]  \[EmptySquare]

Tutorials

Introduced in 1996
(3.0)