For control process in the systems of differential equation with constant lag necessary condition of optimality of singular control is found.
对带有常数滞后的微分方程系统的控制过程，我们给出了最优性的必要条件。
The time varying singular delay differential systems will be discussed.
本文将研究时变退化时滞微分系统。
The standard singular point is an important structure of the differential-algebraic equation systems(DAEs), by which DAEs are differentiated from the ordinary different equation systems (ODEs).
标准奇异点是微分代数方程系统区别于常微分方程系统的一个标志性的拓扑结构，具有重要的理论研究意义。
应用推荐