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» On the Logic of Constitutive Rules
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CSL
2009
Springer
15 years 6 months ago
Nested Hoare Triples and Frame Rules for Higher-Order Store
Separation logic is a Hoare-style logic for reasoning about programs with heap-allocated mutable data structures. As a step toward extending separation logic to high-level language...
Jan Schwinghammer, Lars Birkedal, Bernhard Reus, H...
RULEML
2004
Springer
15 years 5 months ago
A Defeasible Logic Reasoner for the Semantic Web
Abstract. Defeasible reasoning is a rule-based approach for efficient reasoning with incomplete and inconsistent information. Such reasoning is, among others, useful for ontology i...
Nick Bassiliades, Grigoris Antoniou, Ioannis P. Vl...
COOPIS
2002
IEEE
15 years 4 months ago
Formal Ontology Engineering in the DOGMA Approach
This paper presents a specifically database-inspired approach (called DOGMA) for engineering formal ontologies, implemented as shared resources used to express agreed formal semant...
Mustafa Jarrar, Robert Meersman
IGPL
2007
149views more  IGPL 2007»
14 years 11 months ago
Logical and Philosophical Remarks on Quasi-Set Theory
Quasi-set theory is a theory for dealing with collections of indistinguishable objects. In this paper we discuss some logical and philosophical questions involved with such a theo...
Newton C. A. da Costa, Décio Krause
ICDT
2009
ACM
108views Database» more  ICDT 2009»
16 years 13 days ago
A compositional query algebra for second-order logic and uncertain databases
World-set algebra is a variable-free query language for uncertain databases. It constitutes the core of the query language implemented in MayBMS, an uncertain database system. Thi...
Christoph Koch