From 11^th to 17^th May 2025, as part of the Erasmus+ program, Ing. A. Derevianko and Professor J. Diblík stayed at the University of Bialystok, Poland. Also with this university, our department has had long-term contacts. As part of this teaching stay, a contract was initiated between the Faculty of Civil Engineering, Brno University of Technology and University of Bialystok on cooperation in teaching and research. Together with M. Růžičková from the University of Bialystok, Professor J. Diblík has published a number of research papers with the last one of 2024 having been published in the prestigious journal Advances in Nonlinear Analysis.