1. Department of Mathematics, College of Science Al-Zulfi, Majmaah University, P.O.Box 66, Al-Majmaah 11952, Saudi Arabia
2. Department of Mathematics, Nabeul Preparatory Institute for Engineering Studies, Carthage University, Nabeul, Tunisia
3. Department of Mathematics, College of Science, Qassim University, P.O. Box 6644, Buraidah 51452, Saudi Arabia
4. Department of Mathematics, Higher School of Sciences and Technologies of Hammam-Sousse, MaPSFA laboratory, Sousse University, 4011, Hammam Sousse, Tunisia
5. Department of Mathematics, National Institute of applied Sciences and Technology, Carthage University, Tunis, Tunisia