Signum: Difference between revisions

Signum (view source)

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-{{Built-in|Signum|×}}, '''Sign''', '''Sign of''', or '''Direction''' is a [[monadic]] [[scalar function]] which returns the [[wikipedia:Sign function|sign]] of a real or [[complex]] number. That is, it returns 0 when given an argument of 0, and otherwise returns a number with [[magnitude]] 1 given by [[Divide|dividing]] the argument by its own magnitude.
+{{Infobox terminology
+| en = Signum, Sign, Sign of, Direction
+| de = Vorzeichen, Signum
+| fr = Signe, Signum, Diréction
+}}
+{{Built-in|Signum|×}} is a [[monadic]] [[scalar function]] which returns the [[wikipedia:Sign function|sign]] of a real or [[complex]] number. That is, it returns 0 when given an argument of 0, and otherwise returns a number with [[magnitude]] 1 given by [[Divide|dividing]] the argument by its own magnitude.
 == Examples ==