1. Department of Mathematics, National Skills University, Islamabad, Pakistan
2. School of Information Science and Engineering, Southeast University, Nanjing, People’s Republic of China
3. Department of Sciences and Humanities, National University of Computer and Emerging Sciences, Peshawar, Pakistan
4. Department of Sciences and Humanities National University of Computer and Emerging Sciences, Islamabad, Pakistan
5. Department of Basic Medical Sciences, College of Applied Medical Science, King Khalid University, Abha, Saudi Arabia