Due to the rapid development of computer science and its extensively application in modern society, some scholars found a new type of dynamic systems named as discrete event systems ( des ), which is different from continuous variable dynamic systems 现代计算机科学的迅猛发展及其在现代社会中广泛的应用,催生了一类不同于连续变量动态系统的新系统,学者们将之命名为离散事件系统。