Authors
Feng Qi
Institute of Mathematics, Henan Polytechnic University, School of Mathematical Sciences, Tiangong University
DOI: https://doi.org/10.2478/ausm-2021-0027 | Journal eISSN: 2066-7752
Language: English
Page range: 442 - 449
Published on: Dec 30, 2021
Published by: Sapientia Hungarian University of Transylvania
In partnership with: Paradigm Publishing Services
Publication frequency: 2 issues per year
Related subjects:
© 2021 Feng Qi, published by Sapientia Hungarian University of Transylvania
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.