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关于全纯映照模的Schwarz引理一点注记
A Note on a Schwarz Lemma for the Modulus of Holomorphic Mappings
【摘要】 记DC为单位圆盘,Bk Ck为开欧氏单位球,Ω是Ck(或C)中的域.记Hn(D,Ω)为满足一定条件的全纯映照族(或函数族)的全体.作者证明了若,∈Hn(D,D),则|f′(z)|≤(n|z|n-1)/(1-|z|2n)(1-|f|(z|2),z∈DD同时,对Hn(D,Bk)中映照的模也得到类似的结果.该结论推广了Pavlovic的相应结果.
【Abstract】 Let D be the unit disk in C,Bk be the Euclidean unit ball in Ck,Ω is a domain in Ck(or C).Let Hn(D,Ω) be the set of all holomorphic mappings / from D into Ω which satisfies a certain condition.In this paper,it is proved that if f∈Hn(D,D),then|f′(z)|≤(n|z|n-1)/(1-|z|2n)(1-|f|(z|2),z∈D.Meanwhile,we obtain a similar result for the modulus of mappings in Hn(B,Bk).The result generalizes the corresponding result obtained earlier by Pavlovic.
【基金】 国家自然科学基金(No.11561030,No.11261022,No.11471111);江西省自然科学基金(No.20152ABC20002)的资助
- 【文献出处】 数学年刊A辑(中文版) ,Chinese Annals of Mathematics , 编辑部邮箱 ,2016年02期
- 【分类号】O174.5
- 【被引频次】2
- 【下载频次】75