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acos asin Wiskunde PHP Manual acosh (PHP 4 >= 4.0.7, 5) — Inverse hyperbolische cosinus Beschrijving float ( $arg ) Geeft de inverse van arg , d.w.z. waarde waarvan is. Note : Deze functie is ...
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acosh

(PHP 4 >= 4.0.7, PHP 5)

acosh — Inverse hyperbolische cosinus

Beschrijving

float acosh ( float $arg )

Geeft de inverse hyperbolische cosinus van arg , d.w.z. de waarde waarvan de hyperbolische cosinus arg is.

Note: Deze functie is niet geïmplementeerd in de Windows versie van PHP.

Zie ook: acos(), asinh() en atanh().