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Ville Salo
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Researcher at University of Turku.

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Score Newest
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27
For $x$ irrational, is $a_{n} =\sum_{k=1}^{n}(-1)^{⌊kx⌋}$ unbounded?
Apr 26, 2020
question
21
Units in the group ring over fours group after Gardam
Mar 6, 2021
question
16
If the center of a finite group is trivial, are there two elements whose centralizers intersect trivially?
Apr 24, 2018
answer
15
Structure theorems for compact sets of rationals
Feb 24
question
13
Splendid groups
Aug 27, 2020
question
12
Does the Angel have to be really smart?
Jun 2, 2020
question
12
Is homeomorphism of simplicial complexes semidecidable?
Sep 13, 2018
question
12
Can matrices over $F[G]$ have infinite order when $G$ is periodic?
Sep 2, 2019
answer
12
Homeomorphisms and "mod finite"
Jul 4, 2020
answer
9
Every mathematician has only a few tricks
Jun 16, 2020
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19
Examples of collapsing hierarchies
11
Reversible polynomial circuit iff polynomial reversible circuit?
5
Subgroup of finitely-generated subgroup

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