1. Department of Mathematics and Statistics, Hazara University, Mansehra, Pakistan
2. Future Technology Research Center, National Yunlin University of Science and Technology, 123 University Road, Section 3 Douliou, Yunlin 64002, Taiwan, R.O.C.
3. Department of Electrical and Computer Engineering, COMSATS University Islamabad, Attock Campus, Attock 43600, Pakistan
4. Department of Mathematics, Cankaya University, Ankara, Turkey
5. Institute of Space Science, Magurele-Bucharest, Romania
6. Department of Medical Research, China Medical University Hospital, China Medical University, Taichung, Taiwan