A MODIFIED GMRES METHOD FOR SOLVING LARGE NONSYMMETRIC LINEAR SYSTEMS

• 作 者: 牛强 卢琳璋 王瑞瑞
• 机 构: DepartmentofInformationandComputationalMathematicsXiamenUniversity,DepartmentofInformationandComputa
• 出 处: 高等学校计算数学学报
• 发表日期: 2005年S1期
• 基金项目: Supported by National Natural Science Foundation of China No．10271099,50275127．

A modified GMRES method is proposed in this paper, the method replaces the approximation xm obtained by the GMRES method with a new approximation xm which is a linear combination of xm and the wasted basis vector vm+1. The residual norm of the new approxi