log natural logarithm

## Syntax

    y = log(x)

## Arguments

x, y

  arrays of real or complex numbers, of any number of dimensions and of any identical sizes.

## Description

`log(x)` is the "element-wise" logarithm `y(i,j)=log(x(i,j))`. For matrix logarithm, see logm.

`log(…)` can be overloaded for unsupported input types.

## Examples

    exp(log([1,%i,-1,-%i]))

## See also

- exp
- logm
- log2
- log10
- ieee