1. Department of Mathematics and Statistics, International Islamic University, Islamabad, Pakistan
2. School of Mathematics and Information Science, Henan Polytechnic University, Jiaozuo 454000, China
3. Department of Mathematics, Ghazi University, DG Khan 32200, Pakistan
4. Department of Computer Engineering, Biruni University, Istanbul, Turkey
5. Department of Mathematics, Science Faculty, Firat University, 23119 Elazig, Turkey
6. Department of Medical Research, China Medical University Hospital, China Medical University, Taichung, Taiwan