feasible solution

Based on the result of the quasi admissible solutions of two generalized Riccati equations,a family of DS extended H ∞ controllers are then given.

讨论了用扩展H∞ 控制方法来处理描述系统 (descriptorsystem ,简记为DS)的非标准H∞ 控制问题 ,证明了解存在的充要条件 ,并通过求解两个广义代数Riccati方程 (GARE)的准容许解 ,给出了DS扩展H∞ 控制器集合 。

Using the Nevanlinna theory of the value distribution of meromorphic functions, we investigate the problem of the existence of admissible solutions of a type of algebraic differential equation and obtain a resuit.

应用Ｎｅｖａｎｌｉｎｎａ的值分布理论，对一类高阶代数微分方程的可允许解的存在性作了探讨，得到了一个主要结

According to Nevanlinna′s theory on meromorphic functions,admissible solutions of algebraic differential gquatiou group are discussed and some results different from single differential equation are obtained.

应用亚纯函数的Nevanlinna理论 ,讨论了代数微分方程组的可允许解 ,得到了不同于单个方程的结