About this article
Published Online: May 26, 2020
Page range: 22 - 26
DOI: https://doi.org/10.2478/amset-2020-0005
Keywords
© 2020 Dániel Zoltán Nagy et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 Public License.
Nagy, Dániel Zoltán
Mathematical Institute, University of Miskolc 3515 Miskolc-EgyetemvárosMiskolc, Hungary
Piller, Imre
Mathematical Institute, University of Miskolc 3515 Miskolc-EgyetemvárosMiskolc, Hungary