1. Department of Mathematics and Statistics, School of Basic Sciences, Central University of Punjab, Bathinda-151401, India
2. Department of Mathematics and Sciences, Prince Sultan University, P.O. Box 66833, Riyadh 11586, Saudi Arabia
3. Department of Applied Science and Engineering, Indian Institute of Technology Roorkee, India
4. Department of Medical Research, China Medical University, Taichung, 40402, Taiwan
5. Department of Mathematics, Kyung Hee University, 26 Kyungheedae-ro, Dongdaemun-gu, Seoul 02447, Korea
6. Department of Mathematics, KPR Institute of Engineering and Technology, Coimbatore-641 407, Tamil Nadu, India
7. Department of Mathematics, Laboratory FIMA, UDBKM, Khemis Miliana University, Ain Defla, Khemis Miliana, Algeria