À propos de cet article
Publié en ligne: 24 janv. 2020
Pages: 140 - 163
Reçu: 25 juil. 2019
Accepté: 18 oct. 2019
DOI: https://doi.org/10.2478/mjpaa-2019-0011
Mots clés
© 2019 Naimat Ullah et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Ullah, Naimat
Department of Mathematics, COMSATS UniversityIslamabad, Pakistan
Shagari, Mohammed Shehu
Department of Mathematics, Faculty of Physical Sciences, Ahmadu Bello UniversityNigeria
Azam, Akbar
Department of Mathematics, COMSATS UniversityIslamabad, Pakistan