atanhm

Scilab Function
Last update : 25/04/2007

atanhm - matrix hyperbolic tangent inverse

### Calling Sequence

  `t=atanhm(x)`

### Parameters

- `x` : real or complex square matrix
- `t` : real or complex square matrix

### Description

`atanhm(x)` is the matrix hyperbolic tangent inverse of matrix `x` . Results may be inaccurate if `x` is not symmetric.

### Examples

    A=[1,2;3,4];
    tanhm(atanhm(A))

### See Also

`atanh` , `tanhm` ,