GoLang cosh

GoLang replacement for PHP's cosh [edit | history]

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PHP cosh

PHP original manual for cosh [ show | php.net ]

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

cosh — Hyperbolic cosine

float cosh ( float $arg )

Returns the hyperbolic cosine of arg, defined as (exp(arg) + exp(-arg))/2.

The hyperbolic cosine of arg