supported by the National Natural Science Foundations of China(Nos.60974028,10971256);the China Postdoctoral Science Foundation(No.200904501289);the Shandong Postdoctoral Science Foundation(No.200903042);the Specialized Research Fund for the Doctoral Program of Higher Education(No.20103705110002);the Shandong Provincial Natural Science Foundation(Nos.ZR2009GM008,ZR2009AL014);the Natural Science Foundation of Jiangsu Province(No.BK2009083)
In this paper, the stabilization problem of a stochastic nonlinear system with modeling errors is considered. An augmented observer is first presented to counteract the unmeasurable states as well as modeling errors. ...
supported by Natural Science Foundation of Shandong Province (ZR2009AL014);National Natural Science Foundation of China (10871116)
By means of nonlinear alternative of Leray-Schauder type and Schauder fixed point theorem, the existence of positive solutions to singular semi-positone nonlinear third-order differential equations are established. Th...