About this article
Published Online: Jul 08, 2021
Page range: 93 - 105
Received: Nov 20, 2020
Accepted: Dec 30, 2020
DOI: https://doi.org/10.2478/auom-2021-0020
Keywords
© 2021 Attila Bérczes et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Bérczes, Attila
University of Debrecen, Institute of MathematicsDebrecen, Hungary
Le, Maohua
Institute of Mathematics, Lingnan Normal College ZhangjiangGuangdong, China
Pink, István
University of Debrecen, Institute of MathematicsDebrecen, Hungary
Soydan, Gökhan
Department of Mathematics, Bursa Uludağ UniversityBursa, Turkey