JavaScript Math.acosh()
Description
The Math.acosh() method returns the hyperbolic arc-cosine of a number.
If the parameter is less than 1, the method returns NaN.
JavaScript Sine and Cosine Methods:
The Math.sin() MethodThe Math.sinh() Method
The Math.asin() Method
The Math.asinh() Method
The Math.cos() Method
The Math.cosh() Method
The Math.acos() Method
The Math.acosh() Method
Syntax
Math.acosh(x)
Parameters
| Parameter | Description |
| x | Required. A number. |
Return Value
| Type | Description |
| Number | The hyperbolic arc-cosine of the parameter.NaN if the parameter is less than 1 or not numeric. |
Browser Support
Math.acosh() is an ECMAScript1 (ES1) feature.
ES1 (JavaScript 1997) is fully supported in all browsers:
| Chrome | Edge | Firefox | Safari | Opera | IE |
| Yes | Yes | Yes | Yes | Yes | Yes |
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