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» Decidable Fragments of Many-Sorted Logic
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NDJFL
1998
100views more  NDJFL 1998»
13 years 7 months ago
Failure of Interpolation in Combined Modal Logics
We investigate transfer of interpolation in such combinations of modal logic which lead to interaction of the modalities. Combining logics by taking products often blocks transfer...
Maarten Marx, Carlos Areces
DLOG
2011
12 years 11 months ago
Concept Model Semantics for DL Preferential Reasoning
Abstract. The preferential and rational consequence relations first studied by Lehmann and colleagues play a central role in non-monotonic reasoning, not least because they provid...
Arina Britz, Thomas Meyer, Ivan José Varzin...
DKE
2007
136views more  DKE 2007»
13 years 7 months ago
Deciding XPath containment with MSO
XPath is the standard language for addressing parts of an XML document. We present a sound and complete decision procedure for containment of XPath queries. The considered XPath f...
Pierre Genevès, Nabil Layaïda
ECAI
2010
Springer
13 years 8 months ago
Metric Propositional Neighborhood Logics: Expressiveness, Decidability, and Undecidability
Abstract. Interval temporal logics formalize reasoning about interval structures over (usually) linearly ordered domains, where time intervals are the primitive ontological entitie...
Davide Bresolin, Dario Della Monica, Valentin Gora...
IPL
2006
120views more  IPL 2006»
13 years 7 months ago
Propositional dynamic logic of context-free programs and fixpoint logic with chop
This paper compares Propositional Dynamic Logic of Non-Regular Programs and Fixpoint Logic with Chop. It identifies a fragment of the latter which is equiexpressive to the former....
Martin Lange, Rafal Somla