Theory and Applications of Satisfiability Testing: 8th International Conference, SAT 2005, St Andrews, Scotland, June 19-23, 2005, Proceedings

ISBN-13: 9783540262763 / Angielski / Miękka / 2005 / 492 str.

Fahiem Bacchus; Toby Walsh

Opis

Research in propositional and quantified Boolean formula satisfiability testing is covered. This book also includes information on proof systems, search techniques, probabilistic analysis of algorithms and their properties, problem encodings, industrial applications, specific tools, case studies, and empirical results.

Spis treści

Preface.- Solving Over-Constrained Problems with SAT Technology.- A Symbolic Search Based Approach for Quantified Boolean Formulas.- Substitutional Definition of Satisfiability in Classical Propositional Logic.- A Clause-Based Heuristic for SAT Solvers.- Effective Preprocessing in SAT Through Variable and Clause Elimination.- Resolution and Pebbling Games.- Local and Global Complete Solution Learning Methods for QBF.- Equivalence Checking of Circuits with Parameterized Specifications.- Observed Lower Bounds for Random 3-SAT Phase Transition Density Using Linear Programming.- Simulating Cutting Plane Proofs with Restricted Degree of Falsity by Resolution.- Resolution Tunnels for Improved SAT Solver Performance.- Diversification and Determinism in Local Search for Satisfiability.- On Finding All Minimally Unsatisfiable Subformulas.- Optimizations for Compiling Declarative Models into Boolean Formulas.- Random Walk with Continuously Smoothed Variable Weights.- Derandomization of PPSZ for Unique-k-SAT.- Heuristics for Fast Exact Model Counting.- A Scalable Method for Solving Satisfiability of Integer Linear Arithmetic Logic.- DPvis – A Tool to Visualize the Structure of SAT Instances.- Constraint Metrics for Local Search.- Input Distance and Lower Bounds for Propositional Resolution Proof Length.- Sums of Squares, Satisfiability and Maximum Satisfiability.- Faster Exact Solving of SAT Formulae with a Low Number of Occurrences per Variable.- A New Approach to Model Counting.- Benchmarking SAT Solvers for Bounded Model Checking.- Model-Equivalent Reductions.- Improved Exact Solvers for Weighted Max-SAT.- Quantifier Trees for QBFs.- Quantifier Rewriting and Equivalence Models for Quantified Horn Formulas.- A Branching Heuristics for Quantified Renamable Horn Formulas.- An Improved Upper Bound for SAT.- Bounded Model Checking with QBF.- Variable Ordering for Efficient SAT Search by Analyzing Constraint-Variable Dependencies.- Cost-Effective Hyper-Resolution for Preprocessing CNF Formulas.- Automated Generation of Simplification Rules for SAT and MAXSAT.- Speedup Techniques Utilized in Modern SAT Solvers.- FPGA Logic Synthesis Using Quantified Boolean Satisfiability.- On Applying Cutting Planes in DLL-Based Algorithms for Pseudo-Boolean Optimization.- A New Set of Algebraic Benchmark Problems for SAT Solvers.- A Branch-and-Bound Algorithm for Extracting Smallest Minimal Unsatisfiable Formulas.- Threshold Behaviour of WalkSAT and Focused Metropolis Search on Random 3-Satisfiability.- On Subsumption Removal and On-the-Fly CNF Simplification.