MATLAB Function Reference |

Cosecant of an argument in radians

**Syntax**

**Description**

The `csc`

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

```
Y = csc(x)
```

returns the cosecant for each element of `x`

.

**Examples**

Graph the cosecant over the domains and .

**Definition**

The cosecant can be defined as

**Algorithm**

`csc`

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**

cross | cscd |

© 1994-2005 The MathWorks, Inc.