RELATIVELY REGULAR OPERATORS AND A SPECTRAL MAPPING-THEOREM

被引:7
|
作者
SCHMOEGER, C
机构
[1] Mathematisches Institut I, Universität Karlsruhe
关键词
D O I
10.1006/jmaa.1993.1171
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Let T be a bounded linear operator on a complex banach space X. The following essential spectrum of T is introduced: [formula] In this note, for a funciton f admissable in the analytic calculus, we show that σrr(f(T)) = f(σrr(T)). © 1993 Academic Press. Inc. All rights reserved.
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页码:315 / 320
页数:6
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