Abstract. Most specification languages express only qualitative constraints. However, among two implementations that satisfy a given specification, one may be preferred to another....
Roderick Bloem, Krishnendu Chatterjee, Thomas A. H...
This paper describes the software package DSPNexpress 2000, a tool for the quantitative evaluation of systems specified in stochastic Petri nets, the Unified Modeling Language (UM...
Condition Data Flow Diagrams (CDFDs) are a formalized notation resulting from the integration of Yourdon Data Flow Diagrams, Petri Nets, and pre-post notation. They are used in th...
This paper relates two different paradigms of descriptions of communication behaviour, one focussing on global message flows and another on end-point behaviours, using formal cal...
State-of-the-art research on automated learning of ontologies from text currently focuses on inexpressive ontologies. The acquisition of complex axioms involving logical connective...