National Mathematics Conference 2022, held in 13-14 January 2023, Organized by Department of Mathematics, Jahangirnagar University, Savar, Dhaka-1342.

International Conference on Applied Nonlinear Analysis and Soft Computing, held in 22-23 December, 2020, Organized by Department of Mathematics, Gauhati University, Guwahati- 781014, India. (Online)

International Conference on Number Theory and Discrete Mathematics (ICNTDM-2020), from 11-14 December 2020, organized by Ramanujan Mathematical Society, and hosted by Rajagiri School of Engineering and Technology. (Online)

21st International Mathematics Conference 2019, A biennial event of Bangladesh Mathematical Society, 06 – 08 December 2019, organized by Department of Applied Mathematics, University of Dhaka, Dhaka-1000, Bangladesh.