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Results tagged with permutations
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user 27829
Questions related to permutations, bijections from a finite (or sometimes infinite) set to itself.
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votes
Number of Permutations?
To complement Timothy Chow's nice answer, here's a recent and great survey on this topic if anyone is interested:
D. S. Stones, The Many Formulae for the Number of Latin Rectangles, Electron. J. Comb …
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