1. Department of Natural Sciences and Humanities, University of Engineering and Technology, Lahore 54890, Pakistan
2. Department of Mathematics, University of Gujrat, Gujrat 50700, Pakistan
3. Department of Mechanical Engineering (RCET Campus), University of Engineering and Technology, Lahore 54890, Pakistan
4. Department of Mathematics, Firat University, 23119 Elazig, Turkey
5. Department of Medical Research, China Medical University, Taichung, Taiwan
6. Institute of Mathematics, Khwaja Fareed University of Engineering and Information Technology, Rahim Yar Khan 64200, Pakistan