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On Certain Subclasses of Analytic Functions with Varying Arguments of Coefficients

Authors :
H. M. Zayed
M. K. Aouf
Maslina Darus
Source :
Известия Иркутского государственного университета: Серия "Математика", Vol 23, Iss 1, Pp 80-95 (2018)
Publication Year :
2018
Publisher :
Irkutsk State University, 2018.

Abstract

In this paper we introduce and study the class$\ \mathcal{VR}_{\delta ,\eta }(n,\lambda ,\alpha )\ $of analytic functions with varying arguments of coefficients. We obtain coefficients inequalities, distortion theorems involving fractional calculus, radii of close to convexity, starlikeness and convexity and square root transformation for functions in the class $% \mathcal{VR}_{\delta ,\eta }(n,\lambda ,\alpha )$.\ Finally, integral convolution for functions in this class are considered.

Details

Language :
English
ISSN :
25418785 and 19977670
Volume :
23
Issue :
1
Database :
OpenAIRE
Journal :
Известия Иркутского государственного университета: Серия "Математика"
Accession number :
edsair.doi.dedup.....84e82ff39e57e5980595b096126dfa37