Abstract. Web services constitute a dynamic field of research about technologies of the Internet. WS-BPEL 2.0, is in the way for becoming a standard for defining Web services orche...
Abstract. We present a semantics and answer set programs for relational peer data exchange systems. When a peer answers a query, it exchanges data with other peers in order to supp...
Abstract. The paper presents a partial order reduction method applicable to networks of timed automata. The advantage of the method is that it reduces both the number of explored c...
Querying its own history is an important mechanism in the computations, especially those interacting with people or other computations such as transaction processing, electronic d...
— Ubiquitous computing provides services to users, according to their current situation. Interactions with such programs are as implicit as possible. We find among the applicati...