• Unicode: 221A.
  • Alias: EscsqrtEsc.
  • Prefix operator with builtin evaluation rules.
  • x is by default interpreted as Sqrt[x].
  • Ctrl+@, Ctrl+2 or @ yields a complete SqrtBox object.
  • \[Sqrt] is equivalent when evaluated, but will not draw a line on top of the quantity whose square root is being taken.
Introduced in 1996
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