SHARP COEFFICIENTS BOUNDS FOR CLASS OF ALMOST STARLIKE MAPPINGS OF ORDER α IN Cn

被引:1
|
作者
Xiong, Liangpeng [1 ]
机构
[1] Jiangxi Sci & Technol Normal Univ, Sch Math & Comp Sci, Nanchang 330038, Jiangxi, Peoples R China
来源
JOURNAL OF MATHEMATICAL INEQUALITIES | 2020年 / 14卷 / 03期
关键词
Almost starlike mappings; bounded starlike circular domain; complex n-dimensional space; sharp coefficients estimates; FEKETE-SZEGO PROBLEM; CONVEX-FUNCTIONS; BIHOLOMORPHIC-MAPPINGS; SUBCLASSES; INEQUALITY; GROWTH;
D O I
10.7153/jmi-2020-14-55
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Let Omega be the bounded starlike circular domain. In this paper, we obtain the sharp bounds for the Fekete-Szego functional vertical bar A(3) - mu A(2)(2)vertical bar of the class AS(alpha)*(Omega) of almost starlike mappings of order alpha in C-n (n >= 2), where mu is an element of R, and A(2), A(3) are the first two coefficients of the homogeneous expansion of mappings f is an element of AS(alpha)*(Omega). Our results can be regarded as the extensions of corresponding works from the case in one dimension to the case in higher dimensions.
引用
收藏
页码:853 / 865
页数:13
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