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ESWS
2006
Springer
15 years 11 months ago
Reconciling Concepts and Relations in Heterogeneous Ontologies
In the extensive usage of ontologies envisaged by the Semantic Web there is a compelling need for expressing mappings between the components of heterogeneous ontologies. These mapp...
Chiara Ghidini, Luciano Serafini
LICS
1995
IEEE
15 years 10 months ago
Tree Canonization and Transitive Closure
We prove that tree isomorphism is not expressible in the language (FO + TC + COUNT). This is surprising since in the presence of ordering the language captures NL, whereas tree is...
Kousha Etessami, Neil Immerman
CONCUR
1991
Springer
15 years 10 months ago
A Method for the Development of Totally Correct Shared-State Parallel Programs
Abstract. A syntax-directed formal system for the development of totally correct programs with respect to an (unfair) shared-state parallel programming language is proposed. The pr...
Ketil Stølen
ICFP
2010
ACM
15 years 8 months ago
Parametricity and dependent types
' abstraction theorem shows how a typing judgement in System F can be translated into a relational statement (in second order predicate logic) about inhabitants of the type. ...
Jean-Philippe Bernardy, Patrik Jansson, Ross Pater...
POPL
2010
ACM
15 years 7 months ago
Nested interpolants
In this paper, we explore the potential of the theory of nested words for partial correctness proofs of recursive programs. Our conceptual contribution is a simple framework that ...
Matthias Heizmann, Jochen Hoenicke, Andreas Podels...