À propos de cet article
Publié en ligne: 14 déc. 2020
Pages: 173 - 181
Reçu: 13 mai 2020
Accepté: 25 nov. 2020
DOI: https://doi.org/10.2478/mjpaa-2021-0013
Mots clés
© 2020 Samih Lazaiz, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Lazaiz, Samih
LaSMA Laboratory, Department of Mathematics, Faculty of Sciences Dhar El Mahraz, University Sidi Mohamed Ben AbdellahFes, Morocco