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Your search has returned 5 articles:
  • Feature

    Software Scientist

    Games such as chess have long been mastered by thinking machines. But weightier intellectual feats, such as deducing the laws of nature, have remained the domain of living, breathing brainiacs — until now.

    A new computer program called Eureqa comes up with fundamental mathematical laws, the great equations of textbooks and history, from scratch. Feed Eureqa a mess of raw...

    12/30/2011 - 09:46 Technology
  • 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
  • News

    Largest known prime number found

    Editor’s note: This story was originally posted on Science News online as a Math Trek column September 20.

    Here’s a number to savor: 243,112,609-1.

    Its size is mind-boggling. With nearly 13 million digits, it makes the number of atoms in the known universe seem negligible, a mere 80 digits.

    And its form is tidy and lovely: 2n-1.

    But its true beauty is...

    09/28/2008 - 10:39
  • Math Trek

    Largest known prime number found

    Here’s a number to savor: 243,112,609-1.

    Its size is mind-boggling. With nearly 13 million digits, it makes the number of atoms in the known universe seem negligible, a mere 80 digits.

    And its form is tidy and lovely: 2n-1.

    But its true beauty is far grander: It is a prime number. Indeed, it is the largest prime number ever found.

    The Great Internet...

    09/20/2008 - 11:06 Numbers
  • Feature

    Books

    11/06/1993 - 00:00