1. Department of Computer Science and Artificial Intelligence (Mathematics), SR University, Warangal, Telangana, India
2. School of Computer Science and Applied Mathematics, University of the Witwatersrand, Johannesburg, South Africa
3. Department of Mathematics, Nigeria Maritime University, Okerenkoko, Delta State, Nigeria
4. Department of Pure and Applied Mathematics, School of Mathematical Sciences, Sunway University, Petaling Jaya, Selangor Darul Ehsan, Malaysia
5. Department of Mathematics, Graphic Era (Deemed to be University), Dehardun, Uttarakhand, India