Matrices with special sign patterns of signed generalized inverses

被引：7

作者：

Shao, JY ^{[1
]}

He, JL ^{[1
]}

Shan, HY ^{[1
]}

机构：

[1] Tongji Univ, Dept Appl Math, Shanghai 200092, Peoples R China

来源：

SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS | 2003年 / 24卷 / 04期

关键词：

matrix; sign; generalized inverse;

D O I：

10.1137/S0895479802401485

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

A real matrix A is said to have a signed generalized inverse (GI) if the sign pattern of its GI A(+) is uniquely determined by the sign pattern of A. We characterize those sign-pattern matrices with a signed GI, and the GI of it is nonnegative, or is positive, or has no zeros.

引用

页码：990 / 1002

页数：13

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