MATLAB Function Reference |

Cotangent of an argument in radians

**Syntax**

**Description**

The `cot`

function operates element-wise on arrays. The function's domains and ranges include complex values. All angles are in radians.

```
Y = cot(X)
```

returns the cotangent for each element of `X.`

**Examples**

Graph the cotangent the domains and

**Definition**

The cotangent can be defined as

**Algorithm**

`cot`

uses FDLIBM, which was developed at SunSoft, a Sun Microsystems, Inc. business, by Kwok C. Ng, and others. For information about FDLIBM, see http://www.netlib.org.

**See Also**

cosh | cotd |

© 1994-2005 The MathWorks, Inc.