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Peter Kropholler's user avatar
Peter Kropholler's user avatar
Peter Kropholler's user avatar
Peter Kropholler
  • Member for 5 years, 7 months
  • Last seen this week
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13
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34
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All Questions Answers
Score Newest
question
12
Is there a notion of 'amenable ring'
May 27, 2018
question
12
What is the least $n\ge1$ for which there is an $n$-dimensional closed flat manifold with perfect fundamental group?
Dec 22, 2022
question
10
Are condensed vector spaces over finite fields always solid?
Jan 14, 2022
question
10
Example of three dimensional atoroidal Poincaré duality group with some pathology
Dec 16
question
9
Group extensions with non-abelian kernel
May 6, 2021
question
8
Calculation of boundary of slant product in W. S. Massey's Singular Homology textbook
Jul 30, 2022
question
7
In search of a quick proof that groups acting freely on $\mathbb R$-trees are linear
Dec 21, 2022
answer
7
Is there a flat manifold with trivial first homology?
Nov 27, 2022
question
6
Amenable groups with all subgroups finitely generated
Jun 7, 2020
question
6
Singular homology using singular cubes
Jul 30, 2022

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