About this article
Published Online: Sep 30, 2023
Received: Jan 04, 2023
Accepted: Apr 10, 2023
DOI: https://doi.org/10.2478/amns.2023.2.00417
Keywords
© 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