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atanh

(PHP 4 >= 4.1.0, PHP 5)

atanhInverse hyperbolic tangent

Description

float atanh ( float $arg )

Returns the inverse hyperbolic tangent of arg, i.e. the value whose hyperbolic tangent is arg.

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Parameters

arg

The argument to process

Return Values

Inverse hyperbolic tangent of arg

Changelog

Version Description
5.3.0 This function is now available on all platforms

See Also

 
 

Execute atanh( $number );

$number =


Php Version:




 

 

 


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