Mathematics
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tkf
  • Member for 9 years, 11 months
  • Last seen more than a month ago
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5
Requests for Reopen & Undeletion Votes (volume 01/2022 - today)
Jul 10, 2022
answer
2
Requests for Reopen & Undeletion Votes (volume 01/2021 - 12/2021)
Dec 6, 2021
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36
Are all finite-dimensional algebras of a fixed dimension over a field isomorphic to one another?
15
$6!\cdot 7!=10!$. Is there a natural bijection between $S_6\times S_7$ and $S_{10}$?
13
Wrong but fun and/or useful "proofs" in linear algebra
10
Is it possible to tile a $13 \times 13$ board with $4 \times 1$ dominoes such that the center square is left untiled?
10
Normal subgroup of a characteristic subgroup

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