+---------------------------------+
|               PI                |
+---------------------------------+
PI()

-----------------------------------
Returns numeric constant ..
Return value - Numeric
-----------------------------------

This mathematical function returns the numeric constant pi
(approximately 3.141592).  Pi is the ratio of the circumference of a
circle to its diameter.

The number of decimal places returned by PI() is determined by the SET
DECIMALS command.

+---------------------------------+
|             Examples            |
+---------------------------------+
? PI()

STORE 2.30 TO radius
STORE PI() * radius2 TO area
? area

-----------------------------------

See Also:  EXP(), SET DECIMALS

-----------------------------------