Nikolay A. Anisimov

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The problem of Petri nets application to real-world parallel and distributed systems of industrial size causes developing of the compositionality within the theory of Petri nets. This paper presents a tools which is an attempt in resolving this problem. We suggest solution based on an algebraic approach of Petri net representation. Two levels of(More)
It is well known that Erlang C and Erlang B models play an important role in telephony call centers as they allow estimating workforce demand for inbound and outbound calls. At the same time for real-world call centers these modes are quite limited as they do not take into consideration abandonment of calls. In operational research the queue model that(More)