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» Algebraic tableau reasoning for the description logic SHOQ
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DLOG
2008
13 years 10 months ago
Taming the Infinite Chase: Query Answering under Expressive Relational Constraints
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
Andrea Calì, Georg Gottlob, Michael Kifer
JAR
2000
145views more  JAR 2000»
13 years 7 months ago
Logical Cryptanalysis as a SAT Problem
Cryptographic algorithms play a key role in computer security and the formal analysis of their robustness is of utmost importance. Yet, logic and automated reasoning tools are seld...
Fabio Massacci, Laura Marraro
DLOG
2008
13 years 10 months ago
Locality and Subsumption Testing in EL and Some of its Extensions
Abstract. We show that subsumption problems in EL and related description logics can be expressed as uniform word problems in classes of semilattices with monotone operators. We us...
Viorica Sofronie-Stokkermans
ENTCS
2007
161views more  ENTCS 2007»
13 years 7 months ago
Bialgebraic Methods in Structural Operational Semantics: Invited Talk
Bialgebraic semantics, invented a decade ago by Turi and Plotkin, is an approach to formal reasoning about well-behaved structural operational specifications. An extension of alg...
Bartek Klin
ARTS
1999
Springer
13 years 11 months ago
Specifying Performance Measures for PEPA
Stochastic process algebras such as PEPA provide ample support for the component-based construction of models. Tools compute the numerical solution of these models; however, the st...
Graham Clark, Stephen Gilmore, Jane Hillston