JavaScript Math.atanh() Method

　JavaScript Math Object

Math.atanh()This method returns the hyperbolic arctangent of a number.

If the value of the passed parameter is-1to1outside the range, then this method will return NaN.

If the parameter is1If the value of the parameter is-1If the value of the passed parameter is-Infinity.

Since atanh() is a static method of Math, you should always use it asMath.atanh(), rather than as a method of the created Math object.

Syntax:

Math.atanh(x)

Math.atanh(0.)7);

Browser Compatibility

All browsers fully support the Math.atanh() method:

Parameter Value

Technical Details

More examples

For greater than1or less than-1The value will return NaN:

Math.atanh(-2);//　NaN
Math.atanh(-1);//　-Infinity
Math.atanh(0);　//　0
Math.atanh(0.)5);　　　//　0.5493061443340548
Math.atanh(1);　//　Infinity
Math.atanh(2);　//　NaN

　JavaScript Math Object