1. Department of Mathematics, The Government Sadiq College Women University Bahawalpur, Bahawalpur 63100, Pakistan
2. Department of Mathematics, Cankaya University, Ankara 06530, Turkey and Institute of Space Sciences, 077125 Magurele, Bucharest, Romania
3. Department of Medical Research, China Medical University Hospital, China Medical University, Taichung 40402, Taiwan
4. Department of Mathematics, The Islamia University of Bahawalpur, Bahawalpur 63100, Pakistan
5. Department of Mathematics, Huzhou University, Huzhou 313000, People’s Republic of China and Hunan Provincial Key Laboratory of Mathematical Modeling and Analysis in Engineering, Changsha University of Science and Technology, Changsha 410114, People’s Republic of China