106,590 reputation
696194
bio website von-eitzen.de/math/tntrep.xml
location Bonn, Germany
age 48
visits member for 1 year, 11 months
seen 10 hours ago

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


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Nov 19 '13 at 16:57
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Oct 13 '13 at 13:02
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Oct 13 '13 at 12:56