3244 search results - page 259 / 649 » Extensions to Description Logics |
284
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POPL
2006
ACM
16 years 6 months ago
2006
ACM
We define a new fixpoint modal logic, the visibly pushdown ?-calculus (VP-?), as an extension of the modal ?-calculus. The models of this logic are execution trees of structured p...
189
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CSL
2009
Springer
15 years 10 months ago
2009
Springer
My talk will be a survey of recent results about the quest for a logic capturing polynomial time. In a fundamental study of database query languages, Chandra and Harel [4] first ra...
154
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CSL
2007
Springer
16 years 22 days ago
2007
Springer
We study the complexity of satisfiability for DLP+ dyn , an expressive logic introduced by Demri that allows to reason about dynamic policies. DLP+ dyn extends the logic DLPdyn of...
167
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TARK
2007
Springer
16 years 20 days ago
2007
Springer
Public announcement logic is an extension of multi-agent epistemic logic with dynamic operators to model the informational consequences of announcements to the entire group of age...
178
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WWW
2005
ACM
16 years 7 months ago
2005
ACM
The Semantic Web languages RDFS and OWL have been around for some time now. However, the presence of these languages has not brought the breakthrough of the Semantic Web the creat...