asinh() function in PHP

Theasinh()The function returns the inverse hyperbolic sine of a number.

Syntax

asinh(num)

parameter

• num-the number to be specified.

returns

Theasinh()The function returns the inverse hyperbolic sine of a number.

Example

<?php
　　　echo(asinh(1)  .  "<br>");
　　　echo(asinh(1.75)  .  "<br>");
?>

Output Result

0.88137358701954<br>1.3258977669011<br>