The factorial of a number, written as n! is defined as n! = n(n − 1)(n − 2)...(2)(1) A generalization of this is the multifactorials where:
Continue ReadingC++: Factorial
The Factorial Function of a positive integer, n, is defined as the product of the sequence n, n-1, n-2, ...1 and the factorial of zero, 0, is defined
Continue Reading