1. Department of Mathematics, School of Chemical Engineering and Physical Science, Lovely Professional University, Phagwara, India
2. Department of Mathematics, Amrita School of Engineering, Amrita Vishwa Vidyapeetham, Chennai, India
3. Department of Computer Science and Engineering, Amrita School of Computing, Amrita Vishwa Vidyapeetham, Chennai, India
4. Department of Computer Science and Engineering, College of Applied Studies and Community Service, King Saud University, Riyadh, Saudi Arabia