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Returns the numeric constant pi.
PI( )
Return Values
Numeric
Remarks
The numeric constant pi (3.141592) is the ratio of the circumference of a circle to its diameter.
The number of decimal places displayed in the value returned by PI( ) is determined by SET DECIMALS.
Example
CLEAR
? PI( ) && Displays 3.14
STORE 2.30 TO gnRadius
STORE PI( ) * gnRadius^2 TO gnArea
? gnArea && Displays 16.6190