Constraint diagrams are a diagrammatic notation which may be used to express logical constraints. They were designed to complement the Unified Modeling Language in the development ...
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 provide a formal characterization of a notion of contextual taxonomy, that is to say, a taxonomy holding only with respect to a specific context. To this aim, a new pr...
We report on the results of a long-term project to formalize the semantics of OCL 2.0 in Higher-order Logic (HOL). The ultimate goal of the project is to provide a formalized, mach...
Information visualization research typically focuses on the formal aspects of specific graphic solutions in terms of their thinking and/or communication support. This type of anal...