1. Nonlinear Analysis and Applied Mathematics (NAAM), Research Group, Department of Mathematics, Faculty of Science, King Abdulaziz University, Jeddah 21589, Saudi Arabia
2. Department of Mathematics, Faculty of Arts and Science, Khalifa University, P.O. Box: 127788, Abu Dhabi, UAE
3. Department of Mathematics, Sultan Qaboos University, FracDiff Research Group (DR/RG/03), P.O. Box 46, Al-Khoud 123, Muscat, Oman