Hagen von Eitzen
Member for 9 years, 1 month
Last seen more than a month ago
I did study math and had a knack for it, but I am sooo out of that business now ...
This user doesn’t have any gold badges yet.
This user doesn’t have any silver badges yet.
CommentatorJul 30, 2016
TeacherAug 27, 2014
SupporterApr 10, 2014