Editing graphic models always entails layout problems. Inserting and deleting items requires tedious manual work for shifting existing items and rearranging the diagram layout. He...
Christian Seybold, Martin Glinz, Silvio Meier, Nan...
We apply fillets — smoothing of sharp angles at the joints — between the connections and nodes of graph-like diagrams. In situations where the graph layout is constrained, e....
Tuomas J. Lukka, Janne V. Kujala, Marketta Niemel&...
Constraint diagrams are a visual notation designed to complement the Unified Modeling Language in the development of software systems. They generalize Venn diagrams and Euler cir...
The Unified Modeling Language (UML) is a set of notations for modelling object-oriented systems. It has become the de facto standard. Most of its notations are diagrammatic. An ex...
Design by Contract (DbC) is widely acknowledged to be a powerful technique for creating reliable software. DbC allows developers to specify the behavior of an operation precisely ...