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The squeezing function on doubly-connected domains via the Loewner differential equation
Mathematische Annalen ( IF 1.3 ) Pub Date : 2020-08-11 , DOI: 10.1007/s00208-020-02046-w
Tuen Wai Ng , Chiu Chak Tang , Jonathan Tsai

For any bounded domains $$\varOmega $$ in $${\mathbb {C}}^{n}$$ , Deng, Guan and Zhang introduced the squeezing function $$S_\varOmega (z)$$ which is a biholomorphic invariant of bounded domains. We show that for $$n=1$$ , the squeezing function on an annulus $$A_r = \lbrace z \in {\mathbb {C}} : r<|z| <1 \rbrace $$ is given by $$S_{A_r}(z)= \max \left\{ |z| ,\frac{r}{|z|} \right\} $$ for all $$0

中文翻译:

基于 Loewner 微分方程的双连通域上的压缩函数

对于 $${\mathbb {C}}^{n}$$ 中的任何有界域 $$\varOmega $$ ,Deng、Guan 和 Zhang 引入了压缩函数 $$S_\varOmega (z)$$有界域的不变量。我们证明,对于 $$n=1$$ ,环上的挤压函数 $$A_r = \lbrace z \in {\mathbb {C}} : r<|z| <1 \rbrace $$ 由 $$S_{A_r}(z)= \max \left\{ |z| 给出 ,\frac{r}{|z|} \right\} $$ 为所有 $$0
更新日期:2020-08-11
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