Grunsky算子的本性模

唐树安, 吴冲, 冯小高

数学学报 ›› 2017, Vol. 60 ›› Issue (2) : 253-260.

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数学学报 ›› 2017, Vol. 60 ›› Issue (2) : 253-260. DOI: 10.12386/A2017sxxb0020
论文

Grunsky算子的本性模

    唐树安1,2, 吴冲3, 冯小高1,4
作者信息 +

Essential Norm of the Grunsky Operator

    Shu An TANG1,2, Chong WU3, Xiao Gao FENG1,4
Author information +
文章历史 +

摘要

利用一个推广的Grunsky不等式,借助于单叶函数的拟共形延拓的边界伸缩商,我们给出Grunsky算子的本性模的一些估计.作为推论,我们推出Grunsky算子的紧性准则.

Abstract

By using a generalized Grunsky inequality, we obtain some estimates of the essential norm of the Grunsky operator for a univalent function in terms of the boundary distortion of the quasiconformal extension. As a corollary, we deduce the compactness criterion of the Grunsky operator.

关键词

拟共形映射 / 单叶函数 / Grunsky算子 / 本性模

Key words

quasiconformal mapping / univalent function / Grunsky operator / essential norm

引用本文

导出引用
唐树安, 吴冲, 冯小高. Grunsky算子的本性模. 数学学报, 2017, 60(2): 253-260 https://doi.org/10.12386/A2017sxxb0020
Shu An TANG, Chong WU, Xiao Gao FENG. Essential Norm of the Grunsky Operator. Acta Mathematica Sinica, Chinese Series, 2017, 60(2): 253-260 https://doi.org/10.12386/A2017sxxb0020

参考文献

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基金

国家自然科学基金(11171080);中央高校基本研究科研业务费专项资金(2682015CX057);贵州师范大学博士启动基金(11904-05032130006)

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