The Spectrum and Essential Spectrum of Toeplitz Operators with Harmonic Symbols
The Spectrum and Essential Spectrum of Toeplitz Operators with Harmonic Symbols
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DOI：
10.1512/iumj.2010.59.3799
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发表时间：
2010
影响因子：
1.1
通讯作者：
C. Sundberg;Dechao Zheng
中科院分区：
文献类型：
--
作者：
C. Sundberg;Dechao Zheng
本文证明了Bergman空间上存在Toeplitz算子，其有界调和符号具有不连通谱和本质谱。
In this paper we show that there are Toeplitz op- erators on the Bergman space with bounded harmonic symbols having disconnected spectrum and essential spectrum.