Sharp Estimates of the First Coefficients for a Class of Typically Real Functions

被引：0
|
作者：
Goluzina E.G. [1 ]
机构：
[1] St.Petersburg Department of the Steklov Mathematical Institute, St.Petersburg
来源：
Journal of Mathematical Sciences | 2016年 / 216卷 / 6期
关键词：
D O I：
10.1007/s10958-016-2938-3
中图分类号：
学科分类号：
摘要：
Let T be the class of functions f(z)=z+∑n=2∞cnzn regular and typically real in the disk U = {|z| < 1}. Sharp estimates on the coefficients c5 and c6 in terms of the values f(r), 0 < r < 1, are obtained. © 2016, Springer Science+Business Media New York.
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页码：746 / 752
页数：6
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