Document Type : Research Paper

Authors

• Amina Ahmed Awad
• Fawzan Ismail Sidky
• Doaa Shokry Mohamed

Department of Mathematics, Faculty of Science, Zagazig University, Zagazig, Egypt

Abstract

By making use of the Tremblay operator, we introduce new subclasses of analytic functions, for which we obtain some sufficient coefficients estimates, and the consequences are some subordination properties and partial sums inequalities.

Keywords

• analytic function
• starlike function
• convex function
• subordination
• factor sequence