An abstract, formal model of information flow, showing static and dynamic properties of a system, i.e., the petri net is defined by its places, transitions, input function, and output function. [DIS; IEEE]
Yintshayelelo, imodeli esesikweni yokuhambisa umyalezo, ebonisa amandla kunye nemihlaba enamandla yenkqubo, lilonke, ipetrinethi ichazwa ziindawo zayo, inguqu, umsebenzi wegalelo, kunye nomsebenzi wesiphumo. [DIS; IEEE]