The complexity of distributed systems is a problem when designers want to evaluate their safety and liveness. Often, they are built by integration of existing components with newl...
Abstract: This paper describes the application of CLP (constraint logic programming) to several digital circuit design problems. It is shown that logic programming together with ef...
We describe a framework for representing email as well as meeting information as a joint graph. In the graph, documents and meeting descriptions are connected via other nontextual...
Retrenchment is presented in a simple relational framework as a more flexible development concept than refinement for capturing the early preformal stages of development, and brie...
After more than a decade of research, visual languages have still not become everyday programming tools. On a short term, an integration of visual languages with well-established ...