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The tool TransPlaceSim was created for secure, easy to use and easy to extend tool to create, simulate and evaluate Petri net models. The paper deals with a new form of evaluation added to this tool which is evaluation of fuzzy Petri nets. In the first part, there are descriptions of Petri nets, fuzzy logic and possibilities of using fuzzy logic in teaching. Consequently, the tool TransPlaceSim is...
The main purpose of this correspondence is to establish that, contrary to the claims that are made in the paper by D. Y. Chao in it, the results of the paper by Park and S. A. Reveliotis concerning the liveness characterization of the $S^{3}PGR^{2}$ nets by means of the structural object of deadly marked siphon, are correct and complete.
Often designated as a UML profile for system modeling, SysML brings some changes that enhance the possibilities of describing systems specificities, but raise new criticisms on the language interpretation. In the last SysML standard document, the new concepts are presented in an informal manner and the revised ones are often described in a way that makes difficult the appreciation of the changes....
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