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SAT
2005
Springer
134views Hardware» more  SAT 2005»
14 years 5 months ago
A Clause-Based Heuristic for SAT Solvers
We propose a new decision heuristic for DPLL-based propositional SAT solvers. Its essence is that both the initial and the conflict clauses are arranged in a list and the next deci...
Nachum Dershowitz, Ziyad Hanna, Alexander Nadel
SAT
2009
Springer
108views Hardware» more  SAT 2009»
14 years 6 months ago
On-the-Fly Clause Improvement
Most current propositional SAT solvers apply resolution at various stages to derive new clauses or simplify existing ones. The former happens during conflict analysis, while the l...
HyoJung Han, Fabio Somenzi