À propos de cet article
Publié en ligne: 05 juil. 2024
Reçu: 08 mars 2024
Accepté: 04 juin 2024
DOI: https://doi.org/10.2478/amns-2024-1653
Mots clés
© 2024 Siwen Yang et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Yang, Siwen
Graduate School of Heilongjiang UniversityHarbin, China
Xie, Wanqiu
School of Mathematical Sciences of Heilongjiang UniversityHarbin, China