À propos de cet article
Publié en ligne: 31 mars 2020
Pages: 189 - 194
Reçu: 07 mai 2019
Accepté: 31 mai 2019
DOI: https://doi.org/10.2478/amns.2020.1.00017
Mots clés
© 2020 Emel Bicer, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Emel Bicer
Department of Mathematics, Faculty of Arts and Sciences,
Bingol UniversityBingol