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» Default logic generalized and simplified
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ECAI
1998
Springer
13 years 11 months ago
The Complexity of Model Checking for Propositional Default Logics
Abstract. Default logic is one of the most widely used formalisms to formalize commonsense reasoning. In this paper we analyze the complexity of deciding whether a propositional in...
Paolo Liberatore, Marco Schaerf
CI
2004
119views more  CI 2004»
13 years 7 months ago
Reasoning with Sets of Defaults in Default Logic
We present a general approach for representing and reasoning with sets of defaults in default logic, focussing on reasoning about preferences among sets of defaults. First, we con...
James P. Delgrande, Torsten Schaub
COSIT
1999
Springer
162views GIS» more  COSIT 1999»
13 years 11 months ago
Terminological Default Reasoning about Spatial Information: A First Step
We extend the theory about terminological default reasoning by using a logical base language that can represent spatioterminological phenomena. Based on this description logic lang...
Ralf Möller, Michael Wessel
IJCAI
1989
13 years 8 months ago
Logic Programming with General Clauses and Defaults Based on Model Elimination
The foundations of a class of logic programming systems with the expressive power of full first-order logic and a non-monotonic component is addressed. The underlying refutation m...
Marco A. Casanova, Ramiro A. de T. Guerreiro, Andr...
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...