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Factorial

Recursive

$$ n! = \begin{cases} 1 & \text{if } n = 0, \\ (n-1)!\times n & \text{if } n > 0. \end{cases} $$

λ Factorial_(recursive)

Iterative

$$n!=\prod_{k=1}^n k \!$$

λ Factorial_(iterative)

factorial.1349413174.txt.gz · Last modified: 2015/02/02 08:24 (external edit)