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» Cooperating Constraint Solvers
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EPIA
2007
Springer
14 years 26 days ago
GRASPER
In this paper we present GRASPER, a graph constraint solver, based on set constraints. We specify GRASPER’s constraints and we make use of our framework to model a problem in the...
Ruben Duarte Viegas, Francisco Azevedo
FROCOS
2007
Springer
14 years 26 days ago
Architecting Solvers for SAT Modulo Theories: Nelson-Oppen with DPLL
We offer a transition system representing a high-level but detailed architecture for SMT solvers that combine a propositional SAT engine with solvers for multiple disjoint theorie...
Sava Krstic, Amit Goel
COCOS
2003
Springer
117views Optimization» more  COCOS 2003»
13 years 12 months ago
A Method for Global Optimization of Large Systems of Quadratic Constraints
In previous work, we have presented a novel global feasibility solver for the large system of quadratic constraints that arise as subproblems in the solving of hard hybrid problems...
Nitin Lamba, Mark Dietz, Daniel P. Johnson, Mark S...
ICLP
2009
Springer
14 years 7 months ago
Constraint Answer Set Solving
We present a new approach to integrating Constraint Processing (CP) techniques into Answer Set Programming (ASP). Based on an alternative semantic approach, we develop an algorithm...
Martin Gebser, Max Ostrowski, Torsten Schaub
CP
2006
Springer
13 years 10 months ago
Watched Literals for Constraint Propagation in Minion
Efficient constraint propagation is crucial to any constraint solver. We show that watched literals, already a great success in the satisfiability community, can be used to provide...
Ian P. Gent, Christopher Jefferson, Ian Miguel