SAS 9.1 Language Reference Dictionary, Volumes 1, 2 and 3

Computes a factorial

Category: Mathematical

Syntax

FACT ( n )

Arguments

n

• is an integer that represents the number of elements for which the factorial is computed.

Details

The mathematical representation of the FACT function is given by the following equation:

with n ‰ 0.

If the expression cannot be computed, a missing value is returned.

Examples

See Also

Functions:

• 'COMB Function' on page 444

• 'PERM Function' on page 714