1. Department of Mathematics, University of Science and Technology, Bannu, KP, Pakistan
2. Department of Mathematics, Khushal Khan Khattak University, Karak, KP, Pakistan
3. Institute of Numerical Sciences, Kohat University of Science and Technology, Kohat, KP, Pakistan
4. Department of Mathematics, Padima Janakalyan Banipith, Jhargram, India
5. School of Architecture Planning and Environmental Policy, University College Dublin, Belfield, Dublin, Ireland