We sketch the fundamental properties and features of Snoopy, a tool to model and execute (animate, simulate) hierarchical graph-based system descriptions. The tool comes along wit...
Graphical models are omnipresent in the software engineering field, but most current graphical modeling languages do not scale with the increasing size and complexity of today...
Although quality is not easy to evaluate since it is a complex concept compound by different aspects, several properties that make a good object-oriented design have been recogniz...
Service-oriented grids are grid computing systems built with the notion of service-oriented architecture (SOA). Using two maract concepts, services and connections between service...
Abstract. Goguen emphasized long ago that colimits are how to compose systems [7]. This paper corroborates and elaborates Goguen's vision by presenting a variety of situations...