Because of the attack on the computer network of the University of Duisburg-Essen, some content (in particular some image files) cannot be accessed because it is stored on central servers of the university.

Address:
Universität Duisburg-Essen,
Fakultät für Mathematik
Thea-Leymann-Straße 9
45127 Essen

Office: WSC-S-3.04

Email: marc.kohlhaw - at - stud.uni-due.de