À propos de cet article
Publié en ligne: 16 juil. 2020
Pages: 212 - 221
Reçu: 28 mai 2018
DOI: https://doi.org/10.2478/ausm-2020-0014
Mots clés
© 2020 Bishwambhar Roy, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Roy, Bishwambhar
Department of Mathematics, Women’s Christian CollegeIndia