À propos de cet article
Publié en ligne: 07 déc. 2018
Pages: 51 - 63
Reçu: 26 mai 2018
Accepté: 04 oct. 2018
DOI: https://doi.org/10.2478/awutm-2018-0004
Mots clés
© 2018 Krishnendu De et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
De, Krishnendu
Kabi Sukanta MahavidyalayaBhadreswar, India
De, Uday Chand
Department of Pure Mathematics, University of CalcuttaIndia