奇异M-矩阵和广义对角占优阵的实用判定准则  

SOME PRACTICAL CRITERIA FOR SINGULAR M MATRICES AND GENERALIZED DIAGONALLY DOMINANT MATRICES

作　　者：陈神灿[1] 

机构地区：[1]福建农业大学基础部,福州350002

出　　处：《高等学校计算数学学报》2000年第1期36-40,共5页Numerical Mathematics A Journal of Chinese Universities

摘　　要：We provide practical necessary and sufficient conditions for verifying singular M matrices and generalized diagonally dominant matrices in terms of the Schur complement.We provide practical necessary and sufficient conditions for verifying singular M matrices and generalized diagonally dominant matrices in terms of the Schur complement.

关 键 词：奇异M-矩阵 广义对角占优阵 判定准则 

分 类 号：O241.6[理学—计算数学]