Abstract. We present a fixpoint semantics of event systems. The semantics is presented in a general framework without concerns of fairness. Soundness and completeness of rules for...
In an organizational context the norms that apply to an agent depend on the roles he holds in the organization. The deontic characterization of structural roles is defined when th...
In this paper we introduce a formal framework for the construction of normative multiagent systems, based on Searle’s notion of the construction of social reality. Within the st...
A friendship system is introduced for modular static verification of object invariants. It extends a previous methodology, based on ownership hierarchy encoded in auxiliary state,...
The method of Invisible Invariants was developed originally in order to verify safety properties of parameterized systems fully automatically. Roughly speaking, the method is based...
Yi Fang, Nir Piterman, Amir Pnueli, Lenore D. Zuck