atanhm matrix hyperbolic tangent inverse

## Syntax

    t=atanhm(x)

## Arguments

x

  a real or complex square matrix.

t

  a 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