A weight-balanced branching rule for SAT

  • Authors:
  • Jinchang Wang

  • Affiliations:
  • Division of Professional Studies, The Richard Stockton College of New Jersey Pomona, NJ 08240-0195, U.S.A.

  • Venue:
  • Mathematical and Computer Modelling: An International Journal
  • Year:
  • 2003

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Abstract

We analyze the search methods for the propositional satisfiability problem (SAT), and propose a branching rule that better balances the two factors, reaching a solution and simplifying the problem, when selecting the next value setting in the depth-first search. The results of computational experiments support our analyses and show effectiveness of our new branching rule on various problems.