A regularity result of a class of elliptic equations with singular lower term is obtained.
本文得到了一类带奇异低阶项椭圆方程的一个正则性结果。
2
Then the sufficient conditions for uniformly stability of a class of special nonlinear singular systems with delay is given.
在此基础上给出了一类特殊形式的非线性滞后广义系统一致稳定的充分条件。
3
Discusses the design of an observer-based optimal guaranteed cost controller for a class of singular systems with state-delay and parameter uncertainties.