3.5.2.1.6 Atanh

Description

This function is used to return the inverse hyperbolic tangent.

Syntax

 double atanh(double x)

Parameters

x

is any real number that from -1 to 1.

Return

Return the inverse hyperbolic tangent of that number.

Example

dd=atanh(0.5);
dd=; //Should return the inverse hyperbolic tangent of 0.5.

See Also

asinh, acosh, acoth, asech, acsch