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SAT
2005
Springer
129views Hardware» more  SAT 2005»
14 years 6 days ago
On Finding All Minimally Unsatisfiable Subformulas
Much attention has been given in recent years to the problem of finding Minimally Unsatisfiable Subformulas (MUSes) of Boolean formulas. In this paper, we present a new view of the...
Mark H. Liffiton, Karem A. Sakallah
HVC
2005
Springer
160views Hardware» more  HVC 2005»
14 years 7 days ago
Simultaneous SAT-Based Model Checking of Safety Properties
We present several algorithms for simultaneous SAT (propositional satisfiability) based model checking of safety properties. More precisely, we focus on Bounded Model Checking and ...
Zurab Khasidashvili, Alexander Nadel, Amit Palti, ...
AMAI
2005
Springer
13 years 6 months ago
Resolution cannot polynomially simulate compressed-BFS
Many algorithms for Boolean satisfiability (SAT) work within the framework of resolution as a proof system, and thus on unsatisfiable instances they can be viewed as attempting to...
DoRon B. Motter, Jarrod A. Roy, Igor L. Markov
SAT
2005
Springer
111views Hardware» more  SAT 2005»
14 years 6 days ago
On Subsumption Removal and On-the-Fly CNF Simplification
Conjunctive Normal Form (CNF) Boolean formulas generated from resolution or solution enumeration often have much redundancy. It is desirable to have an efficient algorithm to simpl...
Lintao Zhang
SAT
2005
Springer
145views Hardware» more  SAT 2005»
14 years 6 days ago
A New Approach to Model Counting
We introduce ApproxCount, an algorithm that approximates the number of satisfying assignments or models of a formula in propositional logic. Many AI tasks, such as calculating degr...
Wei Wei, Bart Selman