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» Decidability and Undecidability in Probability Logic
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CSL
2010
Springer
14 years 10 months ago
Two-Variable Logic with Two Order Relations - (Extended Abstract)
d Abstract) Thomas Schwentick and Thomas Zeume TU Dortmund University The finite satisfiability problem for two-variable logic over structures with unary relations and two order re...
Thomas Schwentick, Thomas Zeume
DLOG
2006
14 years 11 months ago
Extending the SHOIQ(D) Tableaux with DL-safe Rules: First Results
On the Semantic Web, there has been increasing demand for a ruleslike expressivity that goes beyond OWL-DL. Efforts of combining rules languages and description logics usually pro...
Vladimir Kolovski, Bijan Parsia, Evren Sirin
CADE
2006
Springer
15 years 9 months ago
On Keys and Functional Dependencies as First-Class Citizens in Description Logics
We investigate whether identification constraints such as keys and functional dependencies can be granted full status as a concept constructor in a Boolean-complete description log...
David Toman, Grant E. Weddell
84
Voted
FORMATS
2008
Springer
14 years 11 months ago
Some Recent Results in Metric Temporal Logic
Metric Temporal Logic (MTL) is a widely-studied real-time extension of Linear Temporal Logic. In this paper we survey results about the complexity of the satisfiability and model c...
Joël Ouaknine, James Worrell
101
Voted
CADE
2007
Springer
15 years 9 months ago
Conservative Extensions in the Lightweight Description Logic EL
We bring together two recent trends in description logic (DL): lightweight DLs in which the subsumption problem is tractable and conservative extensions as a central tool for forma...
Carsten Lutz, Frank Wolter