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Moore-Penrose inverses in rings and weighted partial isometries inC*−algebras

Authors :
Junchao Wei
Ruju Zhao
Hua Yao
Source :
Applied Mathematics and Computation. 395:125832
Publication Year :
2021
Publisher :
Elsevier BV, 2021.

Abstract

We explore the existence of MP-inverse in rings with involution. In addition, we give some equivalent conditions for an element of a C * − algebra to be a weighted-EP element and weighted partial isometry.

Subjects

Subjects :
Involution (mathematics)
0209 industrial biotechnology
Computational Mathematics
Partial isometry
Pure mathematics
020901 industrial engineering & automation
Applied Mathematics
0202 electrical engineering, electronic engineering, information engineering
020206 networking & telecommunications
02 engineering and technology
Mathematics

Details

ISSN :
00963003
Volume :
395
Database :
OpenAIRE
Journal :
Applied Mathematics and Computation
Accession number :
edsair.doi...........cfc98a7bbe3fdf8edc85f7bbe8344db2
Full Text :
https://doi.org/10.1016/j.amc.2020.125832
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