À propos de cet article
Publié en ligne: 30 sept. 2023
Reçu: 04 janv. 2023
Accepté: 10 avr. 2023
DOI: https://doi.org/10.2478/amns.2023.2.00417
Mots clés
© 2023 Dan Peng, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Peng, Dan
College of Mathematics and Physics, Hubei Polytechnic UniversityHuangshi, China