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CP
2004
Springer
15 years 1 months ago
Full Dynamic Substitutability by SAT Encoding
Symmetry in constraint problems can be exploited to greatly improve search performance. A form of symmetry that has been the subject of considerable research is value interchangeab...
Steven David Prestwich
CSL
2004
Springer
15 years 2 months ago
Notions of Average-Case Complexity for Random 3-SAT
By viewing random 3-SAT as a distributional problem, we go over some of the notions of average-case complexity that were considered in the literature. We note that for dense formul...
Albert Atserias
DATE
2004
IEEE
134views Hardware» more  DATE 2004»
15 years 1 months ago
Arithmetic Reasoning in DPLL-Based SAT Solving
We propose a new arithmetic reasoning calculus to speed up a SAT solver based on the Davis Putnam Longman Loveland (DPLL) procedure. It is based on an arithmetic bit level descrip...
Markus Wedler, Dominik Stoffel, Wolfgang Kunz
SAT
2004
Springer
90views Hardware» more  SAT 2004»
15 years 2 months ago
Encoding Global Unobservability for Efficient Translation to SAT
The paper studies the use of global unobservability constraints in a CNF translation of Boolean formulas, where the unobservability of logic blocks is encoded with CNF unobservabil...
Miroslav N. Velev
GECCO
2004
Springer
148views Optimization» more  GECCO 2004»
15 years 2 months ago
Evolving Local Search Heuristics for SAT Using Genetic Programming
Satisfiability testing (SAT) is a very active area of research today, with numerous real-world applications. We describe CLASS2.0, a genetic programming system for semi-automatica...
Alex S. Fukunaga