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» Finite Model Reasoning in Description Logics
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DLOG
2010
13 years 3 months ago
Decidability of Description Logics with Transitive Closure of Roles in Concept and Role Inclusion Axioms
Abstract. This paper investigates Description Logics which allow transitive closure of roles to occur not only in concept inclusion axioms but also in role inclusion axioms. First,...
Chan Le Duc, Myriam Lamolle
CSL
2008
Springer
13 years 7 months ago
The Descriptive Complexity of Parity Games
We study the logical definablity of the winning regions of parity games. For games with a bounded number of priorities, it is wellknown that the winning regions are definable in th...
Anuj Dawar, Erich Grädel
DLOG
2000
13 years 6 months ago
Optimizing TBox and ABox Reasoning with Pseudo Models
This paper investigates optimization techniques and data structures exploiting the use of so-called pseudo models. These techniques are applied to speed-up TBox and ABox reasoning...
Volker Haarslev, Ralf Möller
CADE
2006
Springer
14 years 5 months ago
Description Logic Reasoner: System Description
This is a system description of the Description Logic reasoner FaCT++. The reasoner implements a tableaux decision procedure for the well known SHOIQ description logic, with additi...
Dmitry Tsarkov, Ian Horrocks
LICS
2010
IEEE
13 years 3 months ago
On the Strictness of the First-Order Quantifier Structure Hierarchy over Finite Structures
One of the major interests of finite model theory is to separate the expressive power of different logics or fragments of logics. In this paper, we define a variant of EhrenfeuchtF...
Yuguo He