Easy as π? pp 13-31 | Cite as


  • O. A. Ivanov


Combinatorics is the art of counting sets of configurations of things of one sort or another (or sometimes, in more complicated contexts, is concerned rather with the problem of the existence of certain configurations, or with finding the optimal one, in some sense, among all possible ones of a certain type).


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Copyright information

© Springer Science+Business Media New York 1999

Authors and Affiliations

  • O. A. Ivanov
    • 1
  1. 1.Department of Mathematics and MechanicsSt. Petersburg State UniversitySt. PetersburgRussia

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