线性方程组二级迭代法的收敛性  

CONVERGENCE OF TWO-STAGE ITERATIVE METHODS FOR THE SOLUTION OF LINEAR SYSTEMS

作　　者：曹志浩[1] 

机构地区：[1]复旦大学

出　　处：《计算数学》1995年第1期98-109,共12页Mathematica Numerica Sinica

基　　金：国家科委攀登计划项目资助

摘　　要：线性方程组二级迭代法的收敛性曹志浩（复旦大学）ＣＯＮＶＥＲＧＥＮＣＥＯＦＴＷＯ－ＳＴＡＧＥＩＴＥＲＡＴＩＶＥＭＥＴＨＯＤＳＦＯＲＴＨＥＳＯＬＵＴＩＯＮＯＦＬＩＮＥＡＲＳＹＳＴＥＭＳ￥ＣａｏＺｈｉ－ｂａｏ（ＦｕｄａｎＵｎｉｖｅｒｓｉｔｙ）Ａｂｓｔｒａｃ...Abstract We study the convergence of stationary and non-stationary two-stage iterative methods for the solution of linear systems. By introducting the concept of majorant splitting of matrices we derive a lOt of covergence results which improve the previousones.

关 键 词：线性方程组 迭代法 收敛性 

分 类 号：O241.6[理学—计算数学]