1. Department of Mathematics, Riphah Institute of Computing & Applied Sciences (RICAS), Riphah International University (Lahore Campus), Lahore 54000, Pakistan
2. Department of mathematics and statistics, international Islamic university Islamabad, Pakistan
3. Department of Information Systems, College of Computer and Information Sciences, King Saud University, Riyadh 11543, Saudi Arabia
4. Information and Communication Engineering Technology, School of Engineering Technology and Applied Science, Centennial College, Toronto, Canada