765 citations
- University of Chinese Academy of SciencesCN36 papers
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- Centre National de la Recherche ScientifiqueFR24 papers
- Institute for Nuclear ResearchRU20 papers
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Showing 2015 · math.FAShow all
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math.FA2015★ 2 cited
Numerical Ranges of the product of Operators
Hongke Du, Chi-Kwong Li, Kuo-Zhong Wang +2
We study containment regions of the numerical range of the product of operators and such that and are line segments. It is shown that the containment region i…
math.FA2015
A General Beurling-Helson-Lowdenslager Theorem on the Disk
Yanni Chen
The classical Beurling-Helson-Lowdenslager theorem characterizes the shift-invariant subspaces of the Hardy space and of the Lebesgue space . In this paper, which is…