We strongly condemn Russia's aggressive attack on Ukraine for which there is no rational justification. We stand firmly with the Ukrainian people.
J. Fiedler, Ch. Biedinger, M. Reidelbach, B. Schembera, B. Schmidt, A. Shehu, and Th. Koprucki
Proceedings in Applied Mathematics and Mechanics, submitted (2026)
arXiv:2606.27933
DOI: 10.48550/arXiv.2606.27933