795 B
795 B
Function atanh
Calculate the hyperbolic arctangent of a value,
defined as atanh(x) = ln((1 + x)/(1 - x)) / 2.
For matrices, the function is evaluated element wise.
Syntax
math.atanh(x)
Parameters
| Parameter | Type | Description |
|---|---|---|
x |
number | Complex | Array | Matrix | Function input |
Returns
| Type | Description |
|---|---|
| number | Complex | Array | Matrix | Hyperbolic arctangent of x |
Throws
| Type | Description |
|---|
Examples
math.atanh(0.5) // returns 0.5493061443340549