Centerfocus contact

Hans-Christian Graf v. Bothmer Address: Universität Hamburg Fachbereich Mathematik Bundesstraße 55 (Geomatikum) D-20146 Hamburg Germany Room: 218 N 23 Tel.: +49 (551) 39-7778 Fax: +49 (551) 39-22985 e-mail: bothmer at uni-math.gwdg.de

Jakob Kröker Address: undisclosed Tel.: undisclosed Mobil: +49 (174) 799 0 515 e-mail: jakobkroeker.academic at spaceship-earth.net