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tanh

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

Hyperbolic tangent

float tanh ( float $arg )

Returns the hyperbolic tangent of arg, defined as sinh(arg)/cosh(arg).

Parameters:

arg

The argument to process

Returns:

The hyperbolic tangent of arg

See also:

Links:

http://php.net/manual/en/function.tanh.php

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2016-02-24 16:02:33

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