About the Authors

K. M. Ariful Kabir

Roles Conceptualization, Data curation, Formal analysis, Methodology, Resources, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

km_ariful@math.buet.ac.bd, k.ariful@yahoo.com

Affiliation Department of Mathematics, Bangladesh University of Engineering and Technology, Dhaka, Bangladesh.

Competing Interests

The authors have declared that no competing interests exist.