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AIIA
2003
Springer
16 years 20 days ago
A Complete Subsumption Algorithm
Abstract. Efficiency of the first-order logic proof procedure is a major issue when deduction systems are to be used in real environments, both on their own and as a component of ...
Stefano Ferilli, Nicola Di Mauro, Teresa Maria Alt...
WOLLIC
2010
Springer
16 years 14 days ago
Feasible Functions over Co-inductive Data
Proof theoretic characterizations of complexity classes are of considerable interest because they link levels of conceptual abstraction to computational complexity. We consider he...
Ramyaa Ramyaa, Daniel Leivant
FOCS
2002
IEEE
16 years 11 days ago
A Switching Lemma for Small Restrictions and Lower Bounds for k - DNF Resolution
d abstract) Nathan Segerlind∗ Sam Buss† Russell Impagliazzo‡ We prove a new switching lemma that works for restrictions that set only a small fraction of the variables and i...
Nathan Segerlind, Samuel R. Buss, Russell Impaglia...
CSR
2010
Springer
16 years 7 days ago
Comparing Two Stochastic Local Search Algorithms for Constraint Satisfaction Problems
Abstract. In this survey we compare the similarities, differences and the complexities of two very different approaches to solve a general constraint satisfaction probblems (CSP). ...
Uwe Schöning
CONCUR
2009
Springer
16 years 1 days ago
Concurrent Kleene Algebra
Abstract. A concurrent Kleene algebra offers, next to choice and iteration, operators for sequential and concurrent composition, related by an inequational form of the exchange la...
C. A. R. Hoare, Bernhard Möller, Georg Struth...