Document Type : Research Paper

Authors

• Mohammed Abduljaleel Habeeb
• Waggas Galib Atshan

Department of Mathematics, College of Science, University of Al-Qadisiyah, Diwaniyah, Iraq

Abstract

In this paper, we introduce some differential subordinations and superordinations results for a subclass of analytic univalent functions in the open unit disk $U$ using the Darus-Faisal operator $G^{m}_{\lambda} (\sigma,\delta,\tau)$. Also, we study some sandwich theorems.

Keywords

• Univalent function
• Subordination
• Superordination
• sandwich
• Darus-Faisal operator