Math.atanh()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The Math.atanh()
static method returns the inverse hyperbolic tangent of a number. That is,
Try it
Syntax
js
Math.atanh(x)
Parameters
x
-
A number between -1 and 1, inclusive.
Return value
Description
Because atanh()
is a static method of Math
, you always use it as Math.atanh()
, rather than as a method of a Math
object you created (Math
is not a constructor).
Examples
Using Math.atanh()
js
Math.atanh(-2); // NaN
Math.atanh(-1); // -Infinity
Math.atanh(-0); // -0
Math.atanh(0); // 0
Math.atanh(0.5); // 0.5493061443340548
Math.atanh(1); // Infinity
Math.atanh(2); // NaN
Specifications
Specification |
---|
ECMAScript Language Specification # sec-math.atanh |
Browser compatibility
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