1. Department of Mathematics, Institute of Applied Sciences and Humanities, GLA University, Mathura-281406, Uttar Pradesh, India
2. IT Department (Math Section), University of Technology and Applied Sciences-HCT, Muscat-33, Oman
3. Department of Basic Science and Humanities (Mathematics), Pranveer Singh Institute of Technology, Kanpur-209305, Uttar Pradesh, India
4. IT Department (Math Section), University of Technology and Applied Sciences, Salalah, Oman