tanh
(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)
tanh — Hyperbolic tangent
Description
tanh(float $num): float
Returns the hyperbolic tangent of num
, defined as sinh(num)/cosh(num)
.
Parameters
-
num
-
The argument to process
Return Values
The hyperbolic tangent of num
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.tanh.php