Sandwich Theorems for Some Analytic Functions Defined by Convolution

A.O. Mostafa, T. Bulboaca, M. K. Aouf

Abstract

For certain analytic functions defined by convolution products, we obtain several applications of first order differential subordination and superordination, that generalize some previous results obtained by different authors.

Keywords

Analytic functions, differential subordination, differential superordination, sandwich theorems, convolution product

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