New results on common properties of bounded linear operators RS and SR

被引:0
作者
Qing Ping Zeng
Huai Jie Zhong
机构
[1] Fujian Normal University,School of Mathematics and Computer Science
来源
Acta Mathematica Sinica, English Series | 2013年 / 29卷
关键词
Regularity; spectrum; extension; aluthge transform; 47A10; 47A11; 47A53; 47A55;
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摘要
Let X, Y be Banach spaces, R: X → Y and S: Y → X be bounded linear operators. When λ ≠ 0, we investigate common properties of λI − SR and λI − RS. This work should be viewed as a continuation of researches of Barnes and Lin et al.. We also apply these results obtained to B-Fredholm theory, extensions and Aluthge transforms.
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页码:1871 / 1884
页数:13
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