Authors
H. K. Das
Department of Mathematics, University of Dhaka, Department of Mathematics, Oklahoma State University, Dhaka
Md. Kaisar Ahmed
Department of Mathematics, University of Dhaka, Dhaka, Bangladesh
© 2021 H. K. Das, Md. Kaisar Ahmed, published by University of Ss. Cyril and Methodius in Trnava
This work is licensed under the Creative Commons Attribution 4.0 License.