1. Centre for Advanced Studies in Pure and Applied Mathematics, Bahauddin Zakariya University, Multan, Pakistan
2. Department of Mathematics, Emerson University, Multan, Pakistan
3. Department of Mathematics, College of Science, King Khalid University, Abha 61413, Saudi Arabia
4. Department of Mathematics, University College of Duba, University of Tabuk, Kingdom of Saudi Arabia
5. Department of Mathematical Science, College of Engineering, University of Business and Technology, Jeddah, Saudi Arabia