The COS function is a mathematical function that returns the Cosine (radians) of a number. The COS function returns a real value.
| Function Name |
COS |
| Description |
Returns the Cosine (radians) of a number. |
| Arguments |
COS(INTEGER OR REAL) The value can be an integer or a real floating value—see Number (Integer or Real). |
| Returns |
The Cosine (radians) of a number. This is of the same type as the input (INTEGER or REAL). |
Example:
COS( PI() )
The output is -1.