Abstract. In this paper we de ne a precise notion of abstraction relation between continuous dynamical systems and discrete state-transition systems. Our main result states that ev...
This paper describes a scenario-based methodology em-level design validation based on the Abstract State Machines formal method. This scenario-based approach complements an existi...
Operational semantics for programming languages usually come in two flavours: big-step and small-step. Both are defined using deduction rules with a congruence rule allowing redu...
A major development in qualitative model checking was the jump to verifying properties of source code directly, rather than requiring a separately specified model. We describe an...
product and the project as well as to define synchronization (or interaction) abstractions; activity definitions are used to model the process activities that transform the produ...