由Petri网pnt文件求取关联矩阵,可输出p, t,pt,ptnu,maxw等。-Obtain incidence matrix from pnt.pnt of a PN.

由Petri网pnt.pnt文件，求取其关联矩阵。可输出p,t,pt,ptnu,maxw.-Obtain p-by-t incidence matrix of a PN.

介绍petri的ppt,内容详细充实，希望能帮助大家啊-Introduction petri' s ppt, and detailed full, hope to help you ah

A Petri net (also known as a place/transition net or P/T net) is one of several mathematical modeling languages for the descr iption of distributed systems. A Petri net is a directed bipartite graph, in which the nodes represent transitions (i.e. eve