广东工业大学 应用数学学院,广东,广州,510520
许丽葵 (1994–),女,硕士研究生,主要研究方向为函数空间
刘军明 (1985–),男,讲师,主要研究方向为函数空间,E-mail:jmliu@gdut.edu.cn
网络首发:2021-05-10,
纸质出版:2021
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许丽葵, 邓秀勤, 刘军明. 加权复合算子从Bloch型空间到圆盘代数的拓扑结构[J]. 广东工业大学学报, 2021, 38(3): 62-64.
Xu Li-kui, Deng Xiu-qin, Liu Jun-ming. The Topological Structure of Weighted Composition Operators from Bloch Type Spaces to the Disk Algebra[J]. 2021, 38(3): 62-64.
许丽葵, 邓秀勤, 刘军明. 加权复合算子从Bloch型空间到圆盘代数的拓扑结构[J]. 广东工业大学学报, 2021, 38(3): 62-64. DOI: 10.12052/gdutxb.200092.
Xu Li-kui, Deng Xiu-qin, Liu Jun-ming. The Topological Structure of Weighted Composition Operators from Bloch Type Spaces to the Disk Algebra[J]. 2021, 38(3): 62-64. DOI: 10.12052/gdutxb.200092.
设
$ A$
<
img text_id='M1' class='formula-img' style='display:none;' src='gdgydxxb-38-3-62_M1.jpg'>
为圆盘代数
$ u$
<
img text_id='M2' class='formula-img' style='display:none;' src='gdgydxxb-38-3-62_M2.jpg'>
和
$ \varphi $
<
img text_id='M3' class='formula-img' style='display:none;' src='gdgydxxb-38-3-62_M3.jpg'>
是
$ A$
<
img text_id='M1' class='formula-img' style='display:none;' src='gdgydxxb-38-3-62_M1.jpg'>
上的解析函数
刻画了加权复合算子
$ u{C_\varphi }$
<
img text_id='M5' class='formula-img' style='display:none;' src='gdgydxxb-38-3-62_M5.jpg'>
从Bloch型空间到圆盘代数的一些范数估计。同时还研究了加权复合算子空间的道路连通性
得知任意2个有界加权复合算子是道路连通的。
Let
$ A$
<
img text_id='M6' class='formula-img' style='display:none;' src='gdgydxxb-38-3-62_M6.jpg'>
be the disk algebra
$ u$
<
img text_id='M7' class='formula-img' style='display:none;' src='gdgydxxb-38-3-62_M7.jpg'>
and
$ \varphi $
<
img text_id='M8' class='formula-img' style='display:none;' src='gdgydxxb-38-3-62_M8.jpg'>
be analytic functins on
A
some estimates of weighted composition operators
$ u{C_\varphi }$
<
img text_id='M9' class='formula-img' style='display:none;' src='gdgydxxb-38-3-62_M9.jpg'>
from Bloch type spaces to the disk algebra are characterized. At the same time
the path connectedness of the space of weighted composition operators is investigated and a conclusion is derived that any two bounded weighted composition operators are pathwise connected.
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