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» On the Expressibility of Stable Logic Programming
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CORR
2004
Springer
124views Education» more  CORR 2004»
13 years 7 months ago
On the existence of stable models of non-stratified logic programs
In this paper we analyze the relationship between cyclic definitions and consistency in GelfondLifschitz's answer sets semantics (initially defined as `stable model semantics...
Stefania Costantini
EPIA
2005
Springer
14 years 1 months ago
Revised Stable Models - A Semantics for Logic Programs
This paper introduces an original 2-valued semantics for Normal Logic Programs (NLP), which conservatively extends the Stable Model semantics (SM) to all normal programs. The dist...
Luís Moniz Pereira, Alexandre Miguel Pinto
AAAI
2004
13 years 9 months ago
On Odd and Even Cycles in Normal Logic Programs
An odd cycle of a logic program is a simple cycle that has an odd number of negative edges in the dependency graph of the program. Similarly, an even cycle is one that has an even...
Fangzhen Lin, Xishun Zhao
ECAI
2010
Springer
13 years 9 months ago
On Semantic Update Operators for Answer-Set Programs
Logic programs under the stable models semantics, or answer-set programs, provide an expressive rule based knowledge representation framework, featuring formal, declarative and wel...
Martin Slota, João Leite
ICLP
1992
Springer
14 years 3 days ago
The Stable Models of a Predicate Logic Program
V. Wiktor Marek, Anil Nerode, Jeffrey B. Remmel