1. Department of Mathematics and Research Institute of Natural Science, Gyeongsang National University, jinju, 52828, Korea
2. Center for General Education, China Medical University, Taichung, 40402, Taiwan
3. COMSATS institute of Information Technology, Sahiwal Campus, Sahiwal, Pakistan
4. Department of Mathematics, University of Management and Technology, Lahore, Pakistan
5. Division of Science and Technology, University of Education, Lahore, 54000, Pakistan
6. School of Information Science and Technology, Yunnan Normal University, Kunming, 650500, China