PHP asinh() Function

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Example

Return the inverse hyperbolic sine of different numbers:

<?php
echo(asinh(7) . "<br>");
echo(asinh(56) . "<br>");
echo(asinh(2.45));
?>

Run example »

Definition and Usage

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


Syntax

asinh(number);

Parameter Description
number Required. Specifies a number

Technical Details

Return Value: The inverse hyperbolik sine of number
Return Type: Float
PHP Version: 4.1+
PHP Changelog: PHP 5.3: asinh() is now available on all platform

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