%0 Journal Article
%T A CORRECTED UZAWA METHOD FOR SYMMETRIC SADDLE POINT PROBLEMS<br>求解对称鞍点问题的修正Uzawa方法
%A 庞宏奎
%A 黎稳
%J 计算数学
%D 2009
%I 
%X In this paper we propose a new modified nonlinear Uzawa algothm based on a nonlinear Uzawa method of two nonlinear approximate inverses. A convergence analysis is given, which is compared with other Uzawa algorithms. Some numerical experiments are presented.
%K PCG<br>鞍点问题
%K Uzawa算法
%K Schur补
%K 非线性逼近逆
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=37F46C35E03B4B86&jid=CC77F3CEF526D9CF0B3021650FB4E57E&aid=07AA958D72E8E707EBF0607033BDDBE8&yid=DE12191FBD62783C&vid=4AD960B5AD2D111A&iid=38B194292C032A66&sid=FA89360EB995A8AD&eid=0C191C6ECF79047F&journal_id=0254-7791&journal_name=计算数学&referenced_num=0&reference_num=19