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factorial [2012/10/04 21:59] 127.0.0.1 external edit |
factorial [2012/10/04 22:38] will |
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====== Factorial ====== | ====== Factorial ====== | ||

+ | If you want to calculate a factorial use the iterative algorithm. The recursive algorithm is included because factorial highlights the differences between iterating and recursing nicely. | ||

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+ | ===== Iterative ===== | ||

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

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+ | [algorithm Factorial (iterative)] | ||

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===== Recursive ===== | ===== Recursive ===== | ||

$$ n! = \begin{cases} | $$ n! = \begin{cases} | ||

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[algorithm Factorial (recursive)] | [algorithm Factorial (recursive)] | ||

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- | ===== Iterative ===== | ||

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

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- | [algorithm Factorial (iterative)] |

factorial.txt ยท Last modified: 2015/02/02 08:28 (external edit)