1. Department of Mathematics, College of Arts and Sciences, Prince Sattam Bin Abdulaziz University, Wadi Aldawasir-11991, Saudi Arabia
2. Department of Mathematics, Sri Eshwar College of Engineering, Coimbatore-641 202, India
3. Department of Mathematics, Kongunadu Arts and Science College, Coimbatore-641 029, India
4. Department of Mathematics, Cankaya University, Ankara 06790, Turkey
5. Institute of Space Sciences, 077125 Magurele-Bucharest, Romania
6. Department of Medical Research, China Medical University Hospital, China Medical University, Taichung, 40447, Taiwan
7. Department of Mathematics, University of Rajasthan, Jaipur-302004, Rajasthan, India