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cosh

(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)

coshCosinus hyperbolique

Description

cosh(float $num): float

Retourne le cosinus hyperbolique de num, défini comme (exp($num) + exp(-$num))/2.

Liste de paramètres

num

L'argument à traiter

Valeurs de retour

Le cosinus hyperbolique de num.

Voir aussi

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