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  • Math Trek

    Shuffling the cards: Math does the trick

    Here’s the rule: To assure cards get sufficiently mixed up, shuffle a deck about seven times. Mathematician, magician and card shark Persi Diaconis of Stanford University, along with David Bayer of Columbia University, created shock waves in Las Vegas when he figured that out back in 1992. Most dealers had been shuffling much less.

    But now Diaconis and his colleagues are issuing...

    11/07/2008 - 15:42 Numbers