Tridiagonal M-matrices with tridiagonal Moore-Penrose inverse

IF 3.4 2区 数学 Q1 MATHEMATICS, APPLIED
M.I. Bueno , Susana Furtado , K. Kranthi Priya , K.C. Sivakumar
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引用次数: 0

Abstract

In this paper, we characterize the singular tridiagonal M-matrices whose Moore-Penrose inverse is tridiagonal, extending the recent result (Barreras and Peña, 2019) describing the nonsingular tridiagonal M-matrices whose inverse is tridiagonal.
具有三对角Moore-Penrose逆的三对角m矩阵
在本文中,我们刻画了Moore-Penrose逆为三对角的奇异三对角m矩阵,扩展了最近(Barreras and Peña, 2019)描述逆为三对角的非奇异三对角m矩阵的结果。
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来源期刊
CiteScore
7.90
自引率
10.00%
发文量
755
审稿时长
36 days
期刊介绍: Applied Mathematics and Computation addresses work at the interface between applied mathematics, numerical computation, and applications of systems – oriented ideas to the physical, biological, social, and behavioral sciences, and emphasizes papers of a computational nature focusing on new algorithms, their analysis and numerical results. In addition to presenting research papers, Applied Mathematics and Computation publishes review articles and single–topics issues.
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