Mathematics
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Alexander Thumm
  • Member for 11 years, 2 months
  • Last seen more than 8 years ago
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All Questions Answers
Score Newest
answer
66
Why are gauge integrals not more popular?
Mar 21, 2011
question
22
If $S \times \Bbb{R}^k$ is homeomorphic to $T \times \Bbb{R}^k$ and $S$ is compact, can we conclude that $T$ is compact?
May 8, 2013
answer
21
In set theory, how are real numbers represented as sets?
Sep 8, 2011
answer
21
How many connected components does $\mathrm{GL}_n(\mathbb R)$ have?
Jan 21, 2012
answer
15
Product of sets and supremum
Jun 21, 2011
answer
14
Prove that $b\mid a \implies (n^b-1)\mid (n^a-1)$
Mar 22, 2011
answer
14
An example of an infinite non-abelian solvable group
Dec 14, 2011
answer
12
What does 'card' stands for?
Apr 1, 2011
answer
11
Homeomorphism of the Disk
Jun 19, 2011
answer
11
If $S \times \Bbb{R}$ is homeomorphic to $T \times \Bbb{R}$ and $S$ is compact, can we conclude that $T$ is compact?
May 7, 2013

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