1. Department of Mathematics, Faculty of Science-Blqarn Campus, Bisha University, 2991113, Saudi Arabia
2. Department of Mathematics, Faculty of Science-AL Faisaliah Campus, King Abdul-Aziz University, Jeddah, 21589, Saudi Arabia
3. Department of Mathematics, Faculty of Mathematical Sciences, University of Guilan, Rasht, 44891-63157, Iran
4. Department of Mathematical Sciences, Delaware State University, Dover, DE 19901-2277, USA