On the upper bounds of Hankel determinants for some subclasses of univalent functions associated with sine functions

被引:1
|
作者
Kamali, Muhammet [1 ]
Riskulava, Alina [1 ]
机构
[1] Kyrgyz Turkish Manas Univ, Fac Sci, Dept Math, Chyngz Aitmatov Ave, Bishkek, Kyrgyzstan
关键词
Analytic functions; Coefficient estimates; Subordination; Hankel determinant; Starlike functions; Convex function; Sine function; COEFFICIENTS; INVERSE;
D O I
10.11121/ijocta.1392
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Let a normalized analytic function be given on the open unit disk. In this paper, we define and consider some familiar subsets of analytic functions associated with sine functions in the region of unit disk on the complex plane. For these classes, we aim to find the upper bounds of the modules of the Hankel determinants obtained from the coefficients of the functions belonging to some classes defined by subordination.
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页码:41 / 49
页数:9
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