Results 21 to 30 of about 23,744 (217)

DESIGN AND IMPLEMENTATION OF DEADLOCK CONTROL FOR AUTOMATED MANUFACTURING SYSTEMS

open access: yesSouth African Journal of Industrial Engineering, 2019
Petri nets are robust mathematical tools for the modelling, handling, and control of deadlock problems in automated manufacturing systems (AMSs). Several methods have been proposed to prevent deadlocks in AMSs.
Kaid, Husam   +4 more
doaj   +1 more source

Information Systems Development with the Help of Petri Nets [PDF]

open access: yesVietnam Journal of Computer Science, 2020
Many present software systems can be developed by a sequence of transformations from the source specification to the final implementation. An interesting question is whether we can support such a sequence of transformations by some formal apparatus that ...
Jaroslav Pokorný   +2 more
doaj   +1 more source

Stratified petri nets

open access: yes, 1997
We introduce a subclass of Valk's self-modifying nets. The considered nets appear as statified sums of ordinary nets and they arise as a counterpart to cascade products of automata via the duality between automata and nets based on regions in automata.
Badouel, Eric, Darondeau, Philippe
openaire   +2 more sources

Petri Nets and Bisimulations

open access: yesBRICS Report Series, 1994
Several categorical relationships (adjunctions) between models for concurrency<br /> have been established, allowing the translation of concepts and<br />properties from one model to another. A central example is a coreflection<br />between Petri nets and asynchronous transition systems.
Nielsen, Mogens, Winskel, Glynn
openaire   +4 more sources

Performance Evaluation of Discrete Event Systems with GPenSIM

open access: yesComputers, 2018
Petri nets are a useful tool for the modeling and performance evaluation of discrete event systems. Literature reveals that the Petri Net models of real-world discrete event systems are most frequently event graphs (a subclass of Petri nets).
Reggie Davidrajuh   +2 more
doaj   +1 more source

Mapping Petri Nets onto a Calculus of Context-Aware Ambients

open access: yesSoftware
Petri nets are a graphical notation for describing a class of discrete event dynamic systems whose behaviours are characterised by concurrency, synchronisation, mutual exclusion and conflict.
François Siewe   +2 more
doaj   +1 more source

On Categories of Fuzzy Petri Nets

open access: yesAdvances in Fuzzy Systems, 2011
We introduce the concepts of fuzzy Petri nets and marked fuzzy Petri nets along with their appropriate morphisms, which leads to two categories of such Petri nets. Some aspects of the internal structures of these categories are then explored, for example,
Arun K. Srivastava, S. P. Tiwari
doaj   +1 more source

Time Delays in Membrane Systems and Petri Nets [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2011
Timing aspects in formalisms with explicit resources and parallelism are investigated, and it is presented a formal link between timed membrane systems and timed Petri nets with localities.
Bogdan Aman, Gabriel Ciobanu
doaj   +1 more source

A simulation of synchronized curriculum for IT-specialist training based on Petri nets

open access: yesОсвітній вимір, 2022
In this study, the issues of contemporary IT specialists training in terms of constant innovation and rapid expansion of computing are examined in the context of synchronized curriculum shaping.
Lyudmyla I. Bilousova   +1 more
doaj   +1 more source

Process versus Unfolding Semantics for Place/Transition Petri Nets

open access: yes, 1996
In the last few years, the semantics of Petri nets has been investigated in several different ways. Apart from the classical "token game," one can model the behaviour of Petri nets via non-sequential processes, via unfolding constructions, which provide ...
Vladimiro Sassone (16064975)   +14 more
core   +1 more source

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