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![](/common/images/spacer.gif) A faster algorithm for approximating n! for large n
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Organization: | Naval Air Warfare Center, Aircraft Division |
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![](/common/images/spacer.gif) 2007-09-27
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![](/common/images/spacer.gif) This notebook gives a faster way of approximating Factorial[n] for large n. This approximation is known to be correct to 21 decimal places for any n greater than 49105 but less than 44787863. I addition I strongly suspect the algorithm is correct to 21 decimal places for any n greater than 49105.
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![](/common/images/spacer.gif) Factorial, approximate, approximation, N
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| FactorialApproximation.nb (9.3 KB) - Mathematica Notebook [for Mathematica 5.2] |
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