Square
The second power of x:
Wikipedia
Square functionWikidataQ3075175Square(x)the second power Details
- Canonicalizes to
: and are the same expression. See Sqrt. - Even function:
, so the sign of the input is lost. - Always non-negative for real x; for a complex number it need not be, e.g.
. - Threads element-wise over a list.
- Square is purely a convenience head: it canonicalizes away to
(Power).