Abstract. Conceptual models are formal descriptions of application domains that are used in early stages of system development to support requirements analysis. The Unified Modeli...
The Uni ed Modeling Language UML is rapidly emerging as a de-facto standard for modelling OO systems. Given this role, it is imperative that the UML needs a well-de ned, fully expl...
Andy Evans, Robert B. France, Kevin Lano, Bernhard...
This paper proposes the use of several ontological techniques to provide a semantic level solution for a search agent so that it can provide fast, precise, and stable search resul...
Three-valued models, in which properties of a system are either true, false or unknown, have recently been advocated as a better representation for reactive program abstractions g...
We present a report on work in progress on certain aspects of a programme of research concerned with building formal, mathematical models both for aspects of the computational pro...