This work was supported by the national natural science foundation of china at grant10231060;Specialized Research Fund for the Doctoral Program of Higher Education(SRFDP)of China No.20040319003;the Graduates' Fund of Jiangsu Province;This author's work was also supported by the project directed by the higher shool'snatural science foundation of jiangsu province at grout 06KJD110086.
In this paper, we present a method for solving tile basic problem in the trust region approach for optimization problem with simple bounds constraints. This method exploits the advantages of Gabay’s decomposition met...