140 search results - page 14 / 28 » On Expressive Number Restrictions in Description Logics |
LICS
1999
IEEE
13 years 12 months ago
1999
IEEE
The ordered conjecture states that least fixed-point logic LFP is strictly more expressive than first-order logic FO on every infinite class of ordered finite structures. It has b...
SYNTHESE
2008
13 years 7 months ago
2008
Dynamic Epistemic Logic (DEL) is the study of how to reason about knowledge, belief, and communication. This paper studies the relative expressivity of certain fragments of the DE...
CADE
2004
Springer
14 years 8 months ago
2004
Springer
Sonic1 is the first prototype implementation of non-standard inferences for Description Logics usable via a graphical user interface. The contribution of our implementation is twof...
SEMWEB
2004
Springer
14 years 29 days ago
2004
Springer
Both OWL-DL and function-free Horn rules3 are decidable logics with interesting, yet orthogonal expressive power: from the rules perspective, OWL-DL is restricted to tree-like rule...
AAAI
2007
13 years 10 months ago
2007
The use of ontologies in various application domains, such as Data Integration, the Semantic Web, or ontology-based data management, where ontologies provide the access to large a...