In this paper, the problem concerning how to coordinate the contributions from concurrent controllers, when controlling mobile robots, is investigated. It is shown how a behavior ...
An access control system is often viewed as a state transition system. Given a set of access control policies, a general safety requirement in such a system is to determine whethe...
In this paper, we present a new design methodology for synchronous reactive systems, based on a clear separation between control and data flow parts. This methodology allows to fa...
Ouassila Labbani, Jean-Luc Dekeyser, Pierre Boulet
Abstract. In this paper, the authors introduce an extension of UML for the purpose of hybrid systems modeling. The construction uses the profile mechanism of UML 2.0 which is the ...
Abstract. In this paper, we propose a new approach for formal verification of hybrid systems. To do so, we present a new refinement proof technique, a weak refinement using step in...