— According to the IETF definition, “presence conveys the ability and willingness of a user to communicate across a set of devices”. In this paper we use semantic techniques ...
We show how to reason, in the proof assistant Coq, about realistic programming languages using a combination of separation logic and heterogeneous multimodal logic. A heterogeneou...
Abstract. We integrate an expressive class of description logics (DLs) and answer set programming by extending the latter to support inverted predicates and infinite domains, feat...
We describe a generic framework for representing and reasoning with annotated Semantic Web data, formalise the annotated language, the corresponding deductive system, and address ...
Umberto Straccia, Nuno Lopes 0002, Gergely Lukacsy...