Properties of a New Subclass of Analytic Functions With Negative Coefficients Defined by Using the Q-Derivative
and | Mar 31, 2020
Published Online: Mar 31, 2020
Page range: 303 - 308
Received: Jun 15, 2019
Accepted: Oct 15, 2019
DOI: https://doi.org/10.2478/amns.2020.1.00028
Keywords
© 2020 Roberta Bucur et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
In this paper we define a new class of analytic functions with negative coefficients involving the q-differential operator. Our main purpose is to determine coefficient inequalities and distortion theorems for functions belonging to this class. Connections with previous results are pointed out.