About this article
Published Online: Mar 07, 2023
Page range: 51 - 60
Received: Nov 12, 2022
DOI: https://doi.org/10.2478/tmmp-2023-0005
Keywords
© 2023 Mathematical Institute, Slovak Academy of Sciences
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
El Fadil, Lhoussain
Université of Sidi Mohamed Ben AbdellahFez, MOROCCO