1. International School for Advanced Studies/Scuola Internazionale Superiore di Studi Avanzati (ISAS/SISSA) Trieste Italy
2. Johann Radon Institute for Computational and Applied Mathematics (RICAM) Austrian Academy of Sciences Linz Austria
3. Research Institute for Symbolic Computation (RISC) Johannes Kepler University Linz Linz Austria
4. Department of Applied Mathematics, Faculty of Information Technology Czech Technical University in Prague Prague Czechia