123,631 reputation
8117239
bio website von-eitzen.de/math/tntrep.xml
location Bonn, Germany
age 48
visits member for 2 years, 3 months
seen yesterday

I did study math and had a knack for it, but I am sooo out of that business now ...


11
Nov 8 '13 at 19:03
11
Aug 26 '13 at 19:37
11
Sep 4 '12 at 15:08