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decbin> <cos
[edit] Last updated: Fri, 24 May 2013

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cosh

(PHP 4 >= 4.1.0, PHP 5)

coshCosseno hiperbólico

Descrição

float cosh ( float $arg )

Retorna o cosseno hiperbólico de arg, definido por (exp(arg) + exp(-arg))/2.

Parâmetros

arg

O argumento para processar

Valor Retornado

O cosseno hiperbólico de arg

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