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...
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...
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...
' 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...
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...