Sharp V series

15
Factorials
The product of a given positive integer n multiplied by all the lesser positive
integers from 1 to n-1 is indicated by n! and called the factorial of n.
A P P L IC AT IO N S :
Used in statistics and mathematics. In statistics, this function is used
in calculations involving combinations and permutations.
<Example>
c.f
n! = 1 x 2 x 3 x …xn
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O per ation D isplay
DEG