The sifting sands of factorland.

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  • Author(s): Stewart, Ian
  • Source:
    Scientific American. Jun97, Vol. 276 Issue 6, p134. 3p. 1 Color Photograph.
  • Additional Information
    • Subject Terms:
      FACTORIZATION; NUMBER theory
    • Abstract:
      Explains the factorization problem in number theory. Differences between factors and prime numbers; School method for factoring numbers; Quadratic sieve for factoring Mersenne, Fermant and repunit numbers; Improvement of Fermat's method; Essence of Kraitchik's factoring method. INSET: Feedback (mathematical sculpture), by I.S..