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Combinatorial principles

In proving results in combinatorics several useful combinatorial rules or combinatorial principles are used. They include:

  1. rule of sum
  2. rule of product
  3. bijective proof
  4. bookkeper's rule
  5. pigeonhole principle
  6. inclusion-exclusion principle
  7. method of distinguished element
Science Fair Project Encyclopedia Contents Page
10-26-2009 08:16:03
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