pi

Gets the mathematical constant p, accurate to 15 digits
, but only shows 11 when simply outputted.

pi() → returns numeric

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See Also:   ASin   Cos   Sin   Tan

Examples
Sample code invoking the pi function 

pi()

Expected Result: 3.14159265359

numberFormat(pi(),"0.000000000000000")

Expected Result: 3.141592653589793

After 15th digit CF outputs 0's

numberFormat(pi(),"0.0000000000000000000")

Expected Result: 3.1415926535897930000

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