PHP 7.0.6 Released

    cosh

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

    cosh — Hyperbolic cosine

    Description

    float cosh ( float $arg )

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

    Parameters

    arg

    The argument to process

    Return Values

    The hyperbolic cosine of arg

    See Also

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