Returns the cosecant of an angle measured in radians.

**Sample Usage**

CSC(1)

CSC(C5)

**Syntax**

CSC(number)

- number - The angle, in radians, whose cosecant is to be computed.

**Examples**

CSC(1) returns the value 1.18839.

CSC(C5) returns the cosecant of the angle contained in C5.