Mathematics
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Hagen von Eitzen
  • Member for 9 years, 4 months
  • Last seen this week
  • von-eitzen.de/math/tntrep.xml
  • Bonn, Germany
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About

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

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All Questions Answers
Votes Newest
337
How can a piece of A4 paper be folded in exactly three equal parts?
Apr 2 '14
217
Why is empty set an open set?
Jul 19 '13
172
Can you be 1/12th Cherokee?
Jan 18 '15
107
Connected metric spaces with disjoint open balls
Sep 13 '12
99
Why do people lose in chess?
Jul 7 '14
96
What exactly are eigen-things?
Feb 11 '13
94
How do I convince my students that the choice of variable of integration is irrelevant?
Jan 21 '14
84
Can two figures have the same area, perimeter, and same number of segments have different shape?
Jul 25 '19
80
How to prove that a $3 \times 3$ Magic Square must have $5$ in its middle cell?
Jan 13 '14
79
Why is the determinant the volume of a parallelepiped in any dimensions?
Jun 23 '13
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40
Request for my id to be deleted
28
Congratulations, Hagen von Eitzen! +100k !!
18
How do you know that their answers are correct?
17
Abuse of closing reasons?
15
Are there a "minimal requisites" that people should have to ask here?
Top network posts
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133
Is tipping mandatory at Restaurants and Bars in Germany?
81
Possible to add MIME type to web.config without possibly breaking the site?
43
Why is "Baum" masculine?
24
Books that teach other subjects, written for a mathematician
24
Is an SSL Cert needed for redirects?

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