Authors
Institute of Mathematics, University of Silesia in Katowice, Katowice, Poland
Institute of Mathematics, University of Silesia in Katowice, Katowice, Poland
© 2026 Oleksandr V. Maslyuchenko, Ziemowit M. Wójcicki, published by University of Silesia in Katowice, Institute of Mathematics
This work is licensed under the Creative Commons Attribution 4.0 License.