Authors
Department of Mathematics, Federal University of Tocantins, Arraias, Brazil
Department of Mathematics, University of Trás-os-Montes e Alto Douro, Vila Real, Portugal
CMAT-UTAD, Polo of CMAT, University of Minho, Vila Real, Portugal
© 2025 Eudes Antonio Costa, Paula M.M.C. Catarino, published by University of Silesia in Katowice, Institute of Mathematics
This work is licensed under the Creative Commons Attribution 4.0 License.