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Coefficient estimates for a certain subclass of analytic and bi-univalent functions

Authors :
Xu, Qing-Hua
Gui, Ying-Chun
Srivastava, H.M.
Source :
Applied Mathematics Letters. Jun2012, Vol. 25 Issue 6, p990-994. 5p.
Publication Year :
2012

Abstract

Abstract: In this paper, we introduce and investigate an interesting subclass of analytic and bi-univalent functions in the open unit disk . For functions belonging to the class , we obtain estimates on the first two Taylor–Maclaurin coefficients and . The results presented in this paper would generalize and improve some recent work of Srivastava et al. [H.M. Srivastava, A.K. Mishra, P. Gochhayat, Certain subclasses of analytic and bi-univalent functions, Appl. Math. Lett. 23 (2010) 1188–1192]. [Copyright &y& Elsevier]

Details

Language :
English
ISSN :
08939659
Volume :
25
Issue :
6
Database :
Academic Search Index
Journal :
Applied Mathematics Letters
Publication Type :
Academic Journal
Accession number :
73279447
Full Text :
https://doi.org/10.1016/j.aml.2011.11.013