Weak subnormality of operators

被引：4

作者：

Curto, RE ^{[1
]}

Hwang, IS

Lee, WY

机构：

[1] Univ Iowa, Dept Math, Iowa City, IA 52242 USA

[2] Sungkyunkwan Univ, Dept Math, Suwon 440746, South Korea

来源：

ARCHIV DER MATHEMATIK | 2002年 / 79卷 / 05期

基金：

美国国家科学基金会;

关键词：

D O I：

10.1007/PL00012458

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We consider the gap between weak subnormality and 2-hyponormality for Toeplitz operators. In addition, we study the spectrum of the minimal partially normal extension of a weakly subnormal operator, and the inverse of an invertible weakly subnormal operator.

引用

页码：360 / 371

页数：12

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