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KR
2004
Springer
14 years 27 days ago
On Eliminating Disjunctions in Stable Logic Programming
Disjunction is generally considered to add expressive power to logic programs under the stable model semantics, which have become a popular programming paradigm for knowledge repr...
Thomas Eiter, Michael Fink, Hans Tompits, Stefan W...
AAAI
2000
13 years 9 months ago
DATALOG with Constraints - An Answer-Set Programming System
Answer-set programming (ASP) has emerged recently as a viable programming paradigm well attuned to search problems in AI, constraint satisfaction and combinatorics. Propositional ...
Deborah East, Miroslaw Truszczynski
FCS
2006
13 years 9 months ago
The Representational Power of Conjunctive Normal Form
- There is continuing research interest in comparison of the complexity of problems within the class NP-Complete. This paper examines the representational power of conjunctive norm...
Thomas O'Neil, Jason Smith
IJCAI
2003
13 years 9 months ago
Aggregate Functions in Disjunctive Logic Programming: Semantics, Complexity, and Implementation in DLV
Disjunctive Logic Programming (DLP) is a very expressive formalism: it allows to express every property of finite structures that is decidable in the complexity class ¡£¢¤ (...
Tina Dell'Armi, Wolfgang Faber, Giuseppe Ielpa, Ni...
LPAR
1999
Springer
13 years 11 months ago
Practical Reasoning for Expressive Description Logics
Abstract. Description Logics (DLs) are a family of knowledge representation formalisms mainly characterised by constructors to build complex concepts and roles from atomic ones. Ex...
Ian Horrocks, Ulrike Sattler, Stephan Tobies