# log1p

log(1 + x) accurately for small values of x.

## Syntax

* R = log1p(M)

## Input argument

* M - a variable

## Output argument

* R - result of log(1 + x) accurately for small values of x.

## Description

**log1p** computes log(1 + x) accurately for small values of x.

## Example

```matlab
x = [1+i,-i;i,2i];
r = log1p(x)
```

## See also

[log](log).

## History

| Version | Description     |
| ------- | --------------- |
| 1.0.0   | initial version |

## Author

Allan CORNET
