# cot

Cotangent of angle in radians

## Syntax

* res = cot(x)

## Input argument

* x - a numeric value

## Output argument

* res - a numeric value

## Description

**acot** computes the cotangent of angle for each element of **x**.

## Example

```matlab
R = cot([-i pi+i*pi/2 -1+i*4])
```

## See also

[coth](https://github.com/Nelson-numerical-software/nelson-gitbook/blob/master/en/trigonometric_functions/coth.html), [acoth](https://github.com/Nelson-numerical-software/nelson-gitbook/blob/master/en/trigonometric_functions/acoth.html).

## History

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

## Author

Allan CORNET
