Titlebook: Applications and Theory of Petri Nets; Selected Papers from Anastasia Pagnoni,Grzegorz Rozenberg Conference proceedings 1983 Springer-Verla

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Editorial: “Emotion in Interaction”Low production cost requirements have developped a new trend to flexible production system automatization during these last years. Controllers are no longer isolated on a production machine, they are progressively interconnected with a transportation system and merged into an information system.

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A Matrix-Based Implementation of Generalized Petri NetsPetri nets have been proved to be a useful tool for the specification of parallelism in control systems.

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S-invariance in Predicate/Transition NetsIn any theory of dynamic systems, the notion of . is of central importance. Given a class of processes, the supporting system is determined by what is invariable with respect to the processes.

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Notions of Computability by Petri NetsEleven different definitions for functions to be computable by Petri nets are given and compared. For nine of these definitions it was possible to show that they are not powerful enough to describe all the primitive recursive functions.

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