À propos de cet article
Publié en ligne: 27 janv. 2018
Pages: 77 - 93
Reçu: 13 nov. 2016
Accepté: 24 nov. 2017
DOI: https://doi.org/10.1515/aupcsm-2017-0007
Mots clés
© 2017 Sk. Nazmul, published by De Gruyter Open
This work is licensed under a Creative Commons Attribution Share-Alike 4.0 License.
Nazmul, Sk.
Department of Mathematics, Bankura University PurandarpurBankura, India