On isolated points of the approximate point spectrum of a closed linear relation

Q3 Mathematics

Extracta Mathematicae Pub Date : 2022-06-01 DOI:10.17398/2605-5686.37.1.75

M. Lajnef, M. Mnif

引用次数: 0

Abstract

We investigate in this paper the isolated points of the approximate point spectrum of a closed linear relation acting on a complex Banach space by using the concepts of quasinilpotent part and the analytic core of a linear relation.

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关于闭合线性关系的近似点谱的孤立点

本文利用拟幂部分和线性关系解析核的概念，研究了复巴拿赫空间上的闭线性关系的近似点谱的孤立点。

本文章由计算机程序翻译，如有差异，请以英文原文为准。

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来源期刊

Extracta Mathematicae Mathematics-Mathematics (miscellaneous)

CiteScore

1.00

自引率

0.00%

发文量

审稿时长

21 weeks