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ASP
2005
Springer
15 years 3 months ago
Nelson's Strong Negation, Safe Beliefs and the Answer Set Semantics
In this paper we consider an extension of the answer set semantics allowing arbitrary use of strong negation. We prove that the strong negation extension of any intermediate logic ...
Magdalena Ortiz, Mauricio Osorio
AAAI
2008
15 years 1 days ago
Horn Complements: Towards Horn-to-Horn Belief Revision
Horn-to-Horn belief revision asks for the revision of a Horn knowledge base such that the revised knowledge base is also Horn. Horn knowledge bases are important whenever one is c...
Marina Langlois, Robert H. Sloan, Balázs Sz...
KR
2004
Springer
15 years 3 months ago
A Causal Logic of Logic Programming
The causal logic from (Bochman 2003b) is shown to provide a natural logical basis for logic programming. More exactly, it is argued that any logic program can be seen as a causal ...
Alexander Bochman
ECAI
2006
Springer
15 years 1 months ago
On the Existence of Answer Sets in Normal Extended Logic Programs
An often problematic feature in answer set programming is that a program does not always produce an answer set, even for programs which represent default information in a seemingl...
Martin Caminada, Chiaki Sakama