We have introduced, in a previous paper, the fundamental lax 2-category of a `directed space' X. Here we show that, when X has a T1-topology, this structure can be embedded i...
Abstract. UML models consist of several diagrams of different types describing different views of a software system ranging from specifications of the static system structure to de...
Abstract: Interoperability for information systems remains a challenge both at the semantic and organisational levels. The original three-level architecture for local databases nee...
Abstract. Diagrams that serve as a visual input facility for programming environments have to be translated into some kind of semantic description. This paper describes such a meth...
Abstract. In this paper we introduce an approach for defining semantics for AUML agent interaction protocol diagrams using Petri net code structures. This approach is based on the...