This paper describes how the communication protocol of Mondex electronic purses can be specified and verified against desired security properties. The specification is developed by...
We present a computation model for Z, which is based on a reduction to a small calculus, called Z, and on concurrent constraint resolution techniques applied for computing in thi...
This paper addresses the representation of the main elements of instructional models using formal ontology languages. Following existing conceptualizations, models, methods and con...
The design of complex systems requires powerful mechanisms for modeling state, concurrent events, and real-time behavior; as well as for visualising and structuring systems in ord...
Modeling and analysis is indispensable in engineering. To be safe and effective, a modeling method requires a language with a validated semantics; feature-rich, easy-to-use, depen...