About this article
Published Online: May 31, 2022
Page range: 11 - 28
Received: Jun 30, 2021
Accepted: Nov 23, 2021
DOI: https://doi.org/10.2478/udt-2022-0006
Keywords
© 2022 Hajime Kaneko et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Kaneko, Hajime
Institute of Mathematics / Research Core for Mathematical Sciences, University of TsukubaTsukuba, Japan
Stoll, Thomas
CNRS / UniversitédeLorraine, InstitutÉlie Cartan de LorraineFrance