Humboldt-Universität zu Berlin | Faculty of Mathematics and Natural Sciences | Department of Mathematics | People | Members | Prof. i. R. Dr. sc. nat. Joachim Naumann | 1710 Institution Mathematisch-Naturwissenschaftliche Fakultät → Institut für Mathematik Visiting address Rudower Chaussee 25 , Room 2.114 Phone number (030) 2093-45390 Fax (030) 2093-2342 Mailing address Unter den Linden 6, 10099 Berlin