Coefficient inequalities for classes of univalent functions defined by q derivatives

Using the principal of subordination and the qderivative, we  obtain sharp bounds for some classes of univalent functions.

Bibliographic Details
Main Authors: M. K. Aouf, Adela O. Mostafa, N. E. Cho
Format: Article
Language:English
Published: Sociedade Brasileira de Matemática 2022-01-01
Series:Boletim da Sociedade Paranaense de Matemática
Online Access:https://periodicos.uem.br/ojs/index.php/BSocParanMat/article/view/43211