Coefficient Estimates for a New Subclass of Analytic and Bi-Univalent Functions Defined by Hadamard Product

被引:13
作者
Bulut, Serap [1 ]
机构
[1] Kocaeli Univ, Civil Aviat Coll, Arslanbey Campus, TR-41285 Izmit, Kocaeli, Turkey
关键词
D O I
10.1155/2014/302019
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We introduce and investigate a new general subclass H-Sigma(lambda-mu)(phi; Theta) of analytic and bi-univalent functions in the open unit disk U. For functions belonging to this class, we obtain estimates on the first two Taylor-Maclaurin coefficients |a(2)| and |a(3)|.
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页数:7
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