Weyl's theorem for class A operators

被引：0
|
作者：
Uchiyama, A [1 ]
机构：
[1] Tohoku Univ, Inst Math, Sendai, Miyagi 9808578, Japan
来源：
MATHEMATICAL INEQUALITIES & APPLICATIONS | 2001年 / 4卷 / 01期
关键词：
class A operators; w-hyponormal operators; continuity of spectra; Weyl's theorem;
D O I：
暂无
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
In this paper, we show that Weyl's theorem holds for class A operators under a certain condition. We also show that a class A operator whose Weyl spectrum equals to the one-point set {0} is always compact and normal.
引用
收藏
页码：143 / 150
页数：8
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