Process Grammar and Process Language of Petri Nets
Petri网的进程文法和进程语言

The concept of process grammar, based on the idea of vector grammar, for petri net is presented in this pa-per. The process language of a petri net can be generated by derivation according to its process grammar . The set ofbasic process section sequence represented by the process language of a petri net ∑is the same as that represented bythe process expression of ∑if ∑is bounded or fair. In the case of that∑is unbounded and unfair ,the set of all processof∑ can also be represented by its process language passed through parallel processing.