A Congruence for Petri Nets

被引:21
作者
Sassone, Vladimiro [1 ]
Sobocinski, Pawel [2 ]
机构
[1] Univ Sussex, Brighton, E Sussex, England
[2] Univ Pisa, Pisa, Italy
关键词
Petri Nets; contexts; congruences;
D O I
10.1016/j.entcs.2005.02.008
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
We introduce a way of viewing Petri nets as open systems. This is done by considering a bicategory of cospans over a category of p/t nets and embeddings. We derive a labelled transition system (LTS) semantics for such nets using GIPOs and characterise the resulting congruence. Technically, our results are similar to the recent work by Milner on applying the theory of bigraphs to Petri Nets. The two main differences are that we treat p/t nets instead of c/e nets and we deal directly with a category of nets instead of encoding them into bigraphs.
引用
收藏
页码:107 / 120
页数:14
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