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Pi

Declaration:
Function Pi : Real;
Description:
Pi returns the value of Pi (3.1415926535897932385).
Errors:
None.
See also:
Cos (478), Sin (574)

Listing: refex/ex47.pp

Program Example47;

{ Program to demonstrate the Pi function. }

begin
  Writeln (Pi);         {3.1415926}
  Writeln (Sin(Pi));
end.

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