Acta mathematica scientia,Series B ›› 2014, Vol. 34 ›› Issue (1): 228-240.doi: 10.1016/S0252-9602(13)60140-X

• Articles • Previous Articles    

ON THE COEFFICIENTS OF SEVERAL CLASSES OF BI-UNIVALENT FUNCTIONS

 PENG Zhi-Gang*, HAN Qiu-Qiu   

  1. Faculty of Mathematics and Computer Science, Hubei University, Wuhan 430062, China
  • Received:2012-08-20 Revised:2013-03-30 Online:2014-01-20 Published:2014-01-20
  • Contact: PENG Zhi-Gang,pengzhigang@hubu.edu.cn E-mail:pengzhigang@hubu.edu.cn; hanqiuqiu321@163.com
  • Supported by:

    The first author is supported by NSFC (11071058) and by Educational Commission of Hubei Province of China (D2011006).

Abstract:

In this paper, we investigate the bounds of the coefficients of several classes of bi-univalent functions. The results presented in this paper improve or generalize the recent works of other authors.

Key words: coefficient, univalent function, bi-univalent function, subordination

CLC Number: 

  • 30C45
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