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Fact

factorial function
Syntax 

Fact(N:INT):INT

where N is a non-negative integer.

Description
This function returns N factorial.

Example 
  Fact(5);
120
-------------------------------
  Fact(100);
9332621544394415268169923885626670049071596826438162146859
2963895217599993229915608941463976156518286253697920827223
758251185210916864000000000000000000000000
-------------------------------


See Also