1. Department of Mathematics, College of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi Arabia
2. Academic Consultant, Department of Mathematics, Sri Venkateswara University, Tirupathi, Andhra Pradesh 517502, India
3. Department of Mechanical Engineering, Mohan Babu University, Sree Vidyanikethan Engineering College, Tirupati, Andhra Pradesh, India
4. Department of Mathematics, BMS Institute of Technology and Management, Bangalore 560064, India
5. Department of Mathematics, College of Science, King Khalid University, Abha 61413, Saudi Arabia
6. Division of Mathematics, SAS, Vellore Institute of Technology-Chennai, Tamilnadu, India
7. Department of Mathematics, GITAM School of Science, GITAM University, K.A., 561203, India
8. Department of Mathematics and Statistics, College of Science, King Faisal University, P.O. Box 400, Al Ahsa 31982, Saudi Arabia