The Moore-Penrose inverse of a companion matrix

被引:9
|
作者
Patricio, Pedro [1 ]
机构
[1] Univ Minho, Dept Matemat & Aplicacoes, P-4710057 Braga, Portugal
关键词
Companion matrix; Moore-Penrose inverse; Von Neumann inverse; Rings; INVERTIBILITY; RINGS;
D O I
10.1016/j.laa.2012.03.019
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Necessary and sufficient conditions are given for the Moore-Penrose inverse of a companion matrix over an arbitrary ring to exist. (C) 2012 Elsevier Inc. All rights reserved.
引用
收藏
页码:870 / 877
页数:8
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