Gäste
| Gäste | Aufenthalt |
| Prof. Dr. Bassam Fayad, Institut de Mathématiques de Jussieu-Paris Rive Gauche (Paris) Talk: Stabilities and Instabilities in quasi-periodic Hamiltonian motions | 04.11.18 - 08.11.18 |
| Dr. Paulo Brandão, Instituto Nacional de Matemática Pura e Aplicada (IMPA) (Rio de Janeiro, Brasil) | 15.10.18 - 21.11.18 |
| Prof. Dr. Sylvain Crovisier, CNRS and Université Paris-Saclay (Orsay) | 15.10.18 - 21.11.18 |
| Prof. Dr. Raphael Krikorian, Université de Cergy-Pontoise (Cergy-Pontoise, France) Talk: On the divergence of Birkhoff Normal Forms | 15.10.18 - 21.11.18 |
| Dr. Yi Pan, Institute of Science and Technology Austria (Klosterneuburg, Austria) | 15.10.18 - 21.11.18 |