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» The Valid Model Semantics for Logic Programs
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AAAI
2008
13 years 10 months ago
Using Answer Set Programming and Lambda Calculus to Characterize Natural Language Sentences with Normatives and Exceptions
One way to solve the knowledge acquisition bottleneck is to have ways to translate natural language sentences and discourses to a formal knowledge representation language, especia...
Chitta Baral, Juraj Dzifcak, Tran Cao Son
LICS
2009
IEEE
14 years 2 months ago
The Structure of First-Order Causality
Game semantics describe the interactive behavior of proofs by interpreting formulas as games on which proofs induce strategies. Such a semantics is introduced here for capturing d...
Samuel Mimram
IOR
2006
177views more  IOR 2006»
13 years 7 months ago
Combinatorial Benders' Cuts for Mixed-Integer Linear Programming
Mixed-Integer Programs (MIP's) involving logical implications modelled through big-M coefficients, are notoriously among the hardest to solve. In this paper we propose and an...
Gianni Codato, Matteo Fischetti
MICS
2010
81views more  MICS 2010»
13 years 6 months ago
Tactics for Hierarchical Proof
Abstract. There is something of a discontinuity at the heart of popular tactical theorem provers. Low-level, fully-checked mechanical proofs are large trees consisting of primitive...
David Aspinall, Ewen Denney, Christoph Lüth
DLT
2006
13 years 9 months ago
Well-Founded Semantics for Boolean Grammars
Abstract. Boolean grammars [A. Okhotin, Information and Computation 194 (2004) 19-48] are a promising extension of context-free grammars that supports conjunction and negation. In ...
Vassilis Kountouriotis, Christos Nomikos, Panos Ro...