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ECCC
2008
168views more  ECCC 2008»
14 years 12 months ago
Algebrization: A New Barrier in Complexity Theory
Any proof of P = NP will have to overcome two barriers: relativization and natural proofs. Yet over the last decade, we have seen circuit lower bounds (for example, that PP does n...
Scott Aaronson, Avi Wigderson
TLCA
2007
Springer
15 years 6 months ago
Embedding Pure Type Systems in the Lambda-Pi-Calculus Modulo
The lambda-Pi-calculus allows to express proofs of minimal predicate logic. It can be extended, in a very simple way, by adding computation rules. This leads to the lambda-Pi-calcu...
Denis Cousineau 0002, Gilles Dowek
LPNMR
2005
Springer
15 years 5 months ago
An Algebraic Account of Modularity in ID-Logic
ID-logic uses ideas from the field of logic programming to extend second order logic with non-monotone inductive defintions. In this work, we reformulate the semantics of this lo...
Joost Vennekens, Marc Denecker
AAAI
1994
15 years 1 months ago
Soundness and Completeness of a Logic Programming Approach to Default Logic
We present a method of representing some classes of default theories as normal logic programs. The main point is that the standard semantics (i.e. SLDNF-resolution) computes answe...
Grigoris Antoniou, Elmar Langetepe
ACTA
2006
108views more  ACTA 2006»
14 years 12 months ago
Refinement verification of the lazy caching algorithm
The lazy caching algorithm of Afek, Brown, and Merrit (1993) is a protocol that allows the use of local caches with delayed updates. It results in a memory model that is not atomi...
Wim H. Hesselink