98 search results - page 6 / 20 » Trichotomy Results on the Complexity of Reasoning with Disju... |
KR
2004
Springer
14 years 23 days ago
2004
Springer
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 ...
DLOG
2007
13 years 9 months ago
2007
We present cq-programs, which enhance nonmonotonic description logics (dl-) programs by conjunctive queries (CQ) and union of conjunctive queries (UCQ) over Description Logics kno...
CSL
1998
Springer
13 years 11 months ago
1998
Springer
We study revision programming, a logic-based mechanism for enforcing constraints on databases. The central concept of this approach is that of a justi ed revision based on a revisi...
LPNMR
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. The recently proposed notion of an elementary set yielded a refinement of the theorem on loop formulas, telling us that the stable models of a disjunctive logic program ...
SEMWEB
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. An important open question in the semantic Web is the precise relationship between the RDF(S) semantics and the semantics of standard knowledge representation formalisms ...