Sciweavers

344 search results - page 33 / 69
» The Santa Claus problem
Sort
View
LPAR
2010
Springer
13 years 7 months ago
Semiring-Induced Propositional Logic: Definition and Basic Algorithms
In this paper we introduce an extension of propositional logic that allows clauses to be weighted with values from a generic semiring. The main interest of this extension is that ...
Javier Larrosa, Albert Oliveras, Enric Rodrí...
ECAI
2004
Springer
14 years 3 months ago
Guiding a Theorem Prover with Soft Constraints
Attempts to use finite models to guide the search for proofs by resolution and the like in first order logic all suffer from the need to trade off the expense of generating and m...
John K. Slaney, Arnold Binas, David Price
SC
2003
ACM
14 years 3 months ago
GridSAT: A Chaff-based Distributed SAT Solver for the Grid
We present GridSAT, a parallel and complete satisfiability solver designed to solve non-trivial SAT problem instances using a large number of widely distributed and heterogeneous...
Wahid Chrabakh, Richard Wolski
ICALP
2010
Springer
14 years 2 months ago
On Approximate Horn Formula Minimization
The minimization problem for Horn formulas is to find a Horn formula equivalent to a given Horn formula, using a minimum number of clauses. A 2log1−ǫ (n) -inapproximability re...
Amitava Bhattacharya, Bhaskar DasGupta, Dhruv Muba...
DISOPT
2007
155views more  DISOPT 2007»
13 years 9 months ago
Linear-programming design and analysis of fast algorithms for Max 2-CSP
The class Max (r, 2)-CSP (or simply Max 2-CSP) consists of constraint satisfaction problems with at most two r-valued variables per clause. For instances with n variables and m bin...
Alexander D. Scott, Gregory B. Sorkin