An Unified Approach to Second Hankel Determinant of Bi-Subordinate Functions

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作者
S. Kanas
E. Analouei Adegani
A. Zireh
机构
[1] University of Rzeszow,Department of Mathematical Analysis Faculty of Mathematics and Natural Sciences
[2] Shahrood University of Technology,Department of Mathematics
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关键词
Analytic functions; Bi-univalent functions; Second Hankel determinant; Subordination; Primary 30C45; Secondary 30C50;
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摘要
In this work, we obtained the second Hankel determinant with a different method for a certain class of analytic bi-univalent function which is defined by subordinations in the open unit disk. Moreover, the presented results in this work improve or generalize the recent works of other authors.
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