The Unified Modeling Language UML is a rich language so that it seem not feasible to give a single semantics for the complete language in one ste In order to define the semantics,...
Euler diagrams form the basis of several visual modelling notations, including statecharts and constraint diagrams. Recently, various techniques for automated Euler diagram drawin...
Adhesive high-level replacement (HLR) systems are introduced as a new categorical framework for graph transformation in the double pushout (DPO) approach, which combines the well-k...
Hartmut Ehrig, Julia Padberg, Ulrike Prange, Anneg...
Workflow and business process modeling approaches have become essential for designing service collaborations when developing SOA-based systems. To derive actual executable busines...
Carsten Lohmann, Joel Greenyer, Juanjuan Jiang, Ta...
Over the past few years, we are experiencing a surge of evolution problems related to legacy object-oriented systems. Object orientation provides means for systems to be well-desi...