STEP is an ISO standard (ISO-10303) for the computerinterpretable representation and exchange of product data. Parts of STEP standardize conceptual structures and usage ofinformat...
This paper investigates optimization techniques and data structures exploiting the use of so-called pseudo models. These techniques are applied to speed-up TBox and ABox reasoning...
Abstract. The foundation of a process model lies in its control flow specifications. Using a generic process modeling language for workflows, we show how a control flow specificati...
We introduce a class of coalgebraic models and a family of modal logics that support the specication of spatial properties of distributed applications. The evaluation of a formul...
TRACT SPECIFICATIONS FEI XIA AND MARTHA PALMER Department of Computer and Information Science, University of Pennsylvania, Philadelphia, PA 19104 K. VIJAY-SHANKER Department of Com...