We introduce a framework for managing as a whole the space of a narrowing computation. The aim of our framework is to find a finite representation of an infinite narrowing space...
We provide a logical speci cation of set predicates ndall and bagof of Prolog. The speci cation is given in proof theoretic terms, and pertains to any SLD resolution based language...
Parallelism constraints are logical descriptions of trees. Parallelism constraints subsume dominance constraints and are equal in expressive power to context unification. Paralleli...
We introduce a logical verification framework for checking functional properties of service-oriented applications formally specified using the service specification language COWS. ...
Abstract. We study the problem of instance level (ABox) updates for Knowledge Bases (KBs) represented in Description Logics of the DL-Lite family. DLLite is at the basis of OWL 2 Q...
Diego Calvanese, Evgeny Kharlamov, Werner Nutt, Dm...