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TLCA
2009
Springer
16 years 20 days ago
On the Values of Reducibility Candidates
The straightforward elimination of union types is known to break subject reduction, and for some extensions of the lambda-calculus, to break strong normalization as well. Similarly...
Colin Riba
TABLEAUX
2007
Springer
16 years 7 days ago
Axiom Pinpointing in General Tableaux
Axiom pinpointing has been introduced in description logics (DLs) to help the user to understand the reasons why consequences hold and to remove unwanted consequences by computing ...
Franz Baader, Rafael Peñaloza
ACMSE
2005
ACM
15 years 11 months ago
Metadata management and relational databases
A simple extension to the relational model that permits metadata (more generally metaknowledge) to be stored and manipulated as first class data is proposed. The accompanying que...
Shun Yan Cheung, James J. Lu, Catharine M. Wyss
SEMWEB
2004
Springer
15 years 11 months ago
A Model Theoretic Semantics for Ontology Versioning
Abstract. We show that the Semantic Web needs a formal semantics for the various kinds of links between ontologies and other documents. We provide a model theoretic semantics that ...
Jeff Heflin, Zhengxiang Pan
DEXA
2001
Springer
99views Database» more  DEXA 2001»
15 years 10 months ago
Incorporating Dimensions in XML and DTD
In this paper we investigate various aspects of representing multidimensional information in the frame of the WWW. Multidimensional XML (MXML) is an extension of XML suitable for r...
Manolis Gergatsoulis, Yannis Stavrakas, Dimitris K...