Sciweavers

KR
2000
Springer
13 years 8 months ago
Reasoning with Axioms: Theory and Practice
When reasoning in description, modal or temporal logics it is often useful to consider axioms representing universal truths in the domain of discourse. Reasoning with respect to a...
Ian Horrocks, Stephan Tobies
KR
2000
Springer
13 years 8 months ago
Satisfiability Algorithms and Finite Quantification
This paper makes three observations with regard to the application of algorithms such as wsat and relsat to problems of practical interest. First, we identify a specific calculati...
Matthew L. Ginsberg, Andrew J. Parkes
KR
2000
Springer
13 years 8 months ago
Expressive ABox Reasoning with Number Restrictions, Role Hierarchies, and Transitively Closed Roles
We present a new tableaux calculus deciding the ABox consistency problem for the expressive description logic ALCNHR+ . Prominent language features of ALCNHR+ are number restricti...
Volker Haarslev, Ralf Möller
KR
2000
Springer
13 years 8 months ago
Finding Admissible and Preferred Arguments Can be Very Hard
Bondarenko et al. have recently proposed an extension of the argumentation-theoretic semantics of admissible and preferred arguments, originally proposed for logic programming onl...
Yannis Dimopoulos, Bernhard Nebel, Francesca Toni
KR
2000
Springer
13 years 8 months ago
Ontology-Based Semantics
Mihai Ciocoiu, Dana S. Nau
KR
2000
Springer
13 years 8 months ago
Containment of Conjunctive Regular Path Queries with Inverse
Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...
KR
2000
Springer
13 years 8 months ago
Partition-Based Logical Reasoning
We investigate the problem of reasoning with partitions of related logical axioms. Our motivation is two-fold. First, we are concerned with how to reason effectively with multiple...
Eyal Amir, Sheila A. McIlraith
KR
2000
Springer
13 years 8 months ago
Significant Inferences : Preliminary Report
We explore the possibility of a logic where a conclusion substantially improves over its premise(s): Specifically, we intend to rule out inference steps such that the premise conv...
Philippe Besnard, Torsten Schaub