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» Description Logics in the Calculus of Structures
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BIRTHDAY
2010
Springer
14 years 11 months ago
Fixed-Point Definability and Polynomial Time on Chordal Graphs and Line Graphs
The question of whether there is a logic that captures polynomial time was formulated by Yuri Gurevich in 1988. It is still wide open and regarded as one of the main open problems...
Martin Grohe
CORR
2008
Springer
116views Education» more  CORR 2008»
14 years 10 months ago
An Evidential Path Logic for Multi-Relational Networks
Multi-relational networks are used extensively to structure knowledge. Perhaps the most popular instance, due to the widespread adoption of the Semantic Web, is the Resource Descr...
Marko A. Rodriguez, Joe Geldart
ASIAN
1998
Springer
111views Algorithms» more  ASIAN 1998»
15 years 2 months ago
A Comparison of Petri Net Semantics under the Collective Token Philosophy
In recent years, several semantics for place/transition Petri nets have been proposed that adopt the collective token philosophy. We investigate distinctions and similarities betwe...
Roberto Bruni, José Meseguer, Ugo Montanari...
JLP
2010
85views more  JLP 2010»
14 years 4 months ago
Synchronous Kleene algebra
The work presented here investigates the combination of Kleene algebra with the synchrony model of concurrency from Milner's SCCS calculus. The resulting algebraic structure ...
Cristian Prisacariu
ENTCS
2007
109views more  ENTCS 2007»
14 years 10 months ago
Hybrid Logics and Ontology Languages
Description Logics (DLs) are a family of logic based knowledge representation formalisms. Although they have a range of applications, they are perhaps best known as the basis for ...
Ian Horrocks, Birte Glimm, Ulrike Sattler