signum function

English

Noun

signum function (plural signum functions)

(mathematics) The function that determines the sign of a real number, yielding -1 if negative, +1 if positive, or otherwise zero.

Usage notes

The equivalent term sign function may be avoided in speech because of possible confusion with sine.

Hypernyms

function

Translations

function

German: Signumfunktion f
Hungarian: előjelfüggvény
Russian: зна́ковая фу́нкция f (znákovaja fúnkcija)
Turkish: işaret fonksiyonu

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