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» Optimizing Conditional Logic Reasoning within CoLoSS
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IDEAS
2002
IEEE
135views Database» more  IDEAS 2002»
13 years 10 months ago
On Implicate Discovery and Query Optimization
Boolean expression simplification is a well-known problem in the history of Computer Science. The problem of determining prime implicates from an arbitrary Boolean expression has...
Kristofer Vorwerk, G. N. Paulley
ALP
1990
Springer
13 years 9 months ago
Equation Solving in Conditional AC-Theories
Conditional Equational Programming is an elegant way to uniformly integrate important features of functional and logic programming. Efficientmethods for equation solving are thus ...
Nachum Dershowitz, Subrata Mitra, G. Sivakumar
CADE
2010
Springer
13 years 6 months ago
Global Caching for Coalgebraic Description Logics
Coalgebraic description logics offer a common semantic umbrella for extensions of description logics with reasoning principles outside relational semantics, e.g. quantitative uncer...
Rajeev Goré, Clemens Kupke, Dirk Pattinson,...
ECAI
2010
Springer
13 years 6 months ago
A Unified Framework for Non-standard Reasoning Services in Description Logics
Non-standard reasoning in Description Logics (DLs) comprises computing a Least Common Subsumer (LCS), a Concept Difference, a Concept Unifier, or an Interpolant Concept, to name a ...
Simona Colucci, Tommaso Di Noia, Eugenio Di Sciasc...
DLOG
2003
13 years 7 months ago
Rewriting Aggregate Queries using Description Logic
This paper presents an application of a DL reasoner to the optimization of an object-relational query language. Queries containing aggregate functions are difficult to optimize be...
David DeHaan, David Toman, Grant E. Weddell