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SHARP COEFFICIENT ESTIMATES FOR NON-BAZILEVIČ FUNCTIONS.

Authors :
JI HYANG PARK
KUMAR, VIRENDRA
NAK EUN CHO
Source :
Journal of Computational Analysis & Applications. Jan2019, Vol. 26 Issue 1, p1103-1113. 11p.
Publication Year :
2019

Abstract

The class B¯(α) of non-Bazilevič functions was introduced by Obradović. Later, estimates on the second coefficient and Fekete-Szegö functional for normalized analytic functions in the class B¯(α) were investigated by Tuneski and Darus. In the present work, sharp estimate on third to eighth coefficients for normalized analytic functions f(z) = z + a2z2 + a3z3 + ... ∊ B¯(α) are investigated. Further sharp estimate on the functional ∣a2a3 - a4∣ is also obtained. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
15211398
Volume :
26
Issue :
1
Database :
Academic Search Index
Journal :
Journal of Computational Analysis & Applications
Publication Type :
Academic Journal
Accession number :
128999399