Zhejiang Daxue xuebao. Lixue ban (May 2022)

A-Browder's theorem and its perturbations(A-Browder定理及其摄动)

SUNChenhui(孙晨辉),
WANGNing(王宁),
CAOXiaohong(曹小红)

Affiliations

SUNChenhui(孙晨辉): ORCiD; 1.School of Mathematics and Statistics, Weinan Normal University, Weinan 714099, Shaanxi Province, China( 1.渭南师范学院　数学与统计学院，陕西　渭南　714099)
WANGNing(王宁): 2.School of Mathematics and Statistics, Shaanxi Normal University, Xi'an 710119, China( 2.陕西师范大学　数学与统计学院，陕西　西安　710119)
CAOXiaohong(曹小红): 2.School of Mathematics and Statistics, Shaanxi Normal University, Xi'an 710119, China( 2.陕西师范大学　数学与统计学院，陕西　西安　710119)

DOI: https://doi.org/10.3785/j.issn.1008-9497.2022.03.004
Journal volume & issue: Vol. 49, no. 3
pp. 287 – 293

Abstract

运用新定义的谱集，刻画了有界线性算子满足a-Browder定理的充要条件。通过该谱集，分别研究了有界线性算子的a-Browder定理与单值延拓性质的紧摄动问题，并对二者之间的关系进行了探索。

Published in Zhejiang Daxue xuebao. Lixue ban

ISSN: 1008-9497 (Print)
Publisher: Zhejiang University Press
Country of publisher: China
LCC subjects: Science: Mathematics: Instruments and machines: Electronic computers. Computer science; Science: Physics
Website: https://www.zjujournals.com/sci/EN/1008-9497/home.shtml

About the journal