The optimalcontrol design for the uncertain piecewise linearsystem has been converted to the problem of optimizing upper bound and seeking lower bound of the optimalcontrol performance.
针对不确定分段线性系统，将最优控制设计问题转化成最优控制性能上界的优化问题及性能下界的求取问题。
2
In this paper, the existence of the optimal harvesting control for a class of non-linear population system is proved.
研究了一类半线性时变种群扩散系统的最优收获问题，证明了最优收获控制的存在性。
3
This paper discusses the application of linear quadratic optimalcontrol theory in network PID control system.