On the Fourth Coefficient of Functions in the Caratheodory Class

被引：92

作者：

Kwon, Oh Sang ^{[1
]}

Lecko, Adam ^{[2
]}

Sim, Young Jae ^{[1
]}

机构：

[1] Kyungsung Univ, Dept Math, Pusan 48434, South Korea

[2] Univ Warmia & Mazury, Fac Math & Comp Sci, Dept Complex Anal, Ul Sloneczna 54, PL-10710 Olsztyn, Poland

来源：

COMPUTATIONAL METHODS AND FUNCTION THEORY | 2018年 / 18卷 / 02期

关键词：

Caratheodory functions; Coefficient functionals; Fourth coefficient; Fekete-Szego problem; Hankel determinants; UNIVALENT-FUNCTIONS; HANKEL DETERMINANT; INVERSE;

D O I：

10.1007/s40315-017-0229-8

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

In the present paper, a formula for the fourth coefficient of Caratheodory functions was computed.

引用

页码：307 / 314

页数：8

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