The Rank of Rank-2 Modified Matrix  

秩2修正矩阵的秩(英文)

作　　者：盛兴平 陈果良 

机构地区：[1]Department of Mathematics Fuyang Normal College [2]Department of Mathematics East China Normal University

出　　处：《Chinese Quarterly Journal of Mathematics》2007年第3期352-358,共7页数学季刊（英文版）

基　　金：the National Natural Sciences Foundation of China(10371044);the Science and Technology Commission of Shanghai Municipality through Grant(04JC14031);the University Young Teacher Sciences Foundation of Anhui Province(2006jq1220zd);Supported by the Ph.D.,Program Scholarship Fund of ECNU(2007)

摘　　要：In this paper, the authors discuss the relationship in detail between the rank of M in the modified matrix M = A ＋ BC^＊ and the rank of matrix A. The authors do believe the results are useful tools in the modified matrices.

关 键 词：modified matrices rank of matrix generalized inverse 

分 类 号：O151.21[理学—数学]