PI Constant Pi

Section: Base Constants

Usage

Returns a double (64-bit floating point number) value that represents pi (ratio between the circumference and diameter of a circle...). Typical usage
   y = pi

This value is approximately 3.141592653589793.

Example

The following example demonstrates the use of the pi function.
--> pi
ans = 
  <double>  - size: [1 1]
 3.141592653589793  
--> cos(pi)
ans = 
  <double>  - size: [1 1]
 -1