Php/docs/function.asinh
From Get docs
asinh
(PHP 4 >= 4.1.0, PHP 5, PHP 7)
asinh — Inverse hyperbolic sine
Description
asinh
( float $arg
) : float
Returns the inverse hyperbolic sine of
arg
, i.e. the value whose
hyperbolic sine is arg
.
Parameters
arg
- The argument to process
Return Values
The inverse hyperbolic sine of arg