[Python-Dev] a note in random.shuffle.__doc__ ...
Greg Ewing
greg.ewing at canterbury.ac.nz
Sun Jun 11 02:35:04 CEST 2006
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Sun Jun 11 02:35:04 CEST 2006
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Tim Peters wrote: > Off the top of my head, then, since the Twister is provably > equidistributed in 623 dimensions to 32-bit accuracy, I expect it > should be able to "fairly" generate all permutations of a sequence of > <= 623 elements (equidistribution in N dimensions implies > equidistribution in all dimensions <= N). So I'm happy to leave a > warning out until the casinos switch to 12-deck blackjack ;-) But isn't the problem with the Twister that for *some initial states* the period could be much *shorter* than the theoretical maximum? Or is the probability of getting such an initial state too small to worry about? -- Greg
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