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» A Default Logic Patch for Default Logic
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JELIA
2010
Springer
13 years 6 months ago
dl2asp: Implementing Default Logic via Answer Set Programming
In this paper, we show that Reiter’s default logic in the propositional case can be translated into answer set programming by identifying the internal relationships among formula...
Yin Chen, Hai Wan, Yan Zhang, Yi Zhou
FLAIRS
2004
13 years 9 months ago
Use of Default Reasoning for Disambiguation Under Question Answering
We develop the default logic for pragmatic analysis of natural language queries. Ambiguous sentences are considered so that each set of meanings is assigned an extension of defaul...
Boris Galitsky
CORR
2000
Springer
132views Education» more  CORR 2000»
13 years 7 months ago
Uniform semantic treatment of default and autoepistemic logics
We revisit the issue of epistemological and semantic foundations for autoepistemic and default logics, two leading formalisms in nonmonotonic reasoning. We develop a general seman...
Marc Denecker, Victor W. Marek, Miroslaw Truszczyn...
SAT
2009
Springer
121views Hardware» more  SAT 2009»
14 years 2 months ago
The Complexity of Reasoning for Fragments of Default Logic
Default logic was introduced by Reiter in 1980. In 1992, Gottlob classified the complexity of the extension existence problem for propositional default logic as Σp 2-complete, an...
Olaf Beyersdorff, Arne Meier, Michael Thomas, Heri...