====== Pi (Expression Function) ======

===== Purpose =====
The **Pi** function (PI) returns the value of Pi, 3.14159265359. 

{{::pi_initial.png?direct&600|}}

===== Parameters =====
The **Pi** function has no parameters:


===== Output =====

The output of the **Pi** function is "3.14159265359".

===== Example =====

For example PI() would result in "3.14159265359".