User Sean Eberhard

22 votes

1 answer

733 views

Possible limits of $(1/n) \sum_{k=0}^{n-1} e^{i2\pi \cdot 2^k\alpha}$

asked Feb 19, 2016 at 11:32

22 votes

1 answer

641 views

Probability of satisfying a word in a compact group

asked Oct 13, 2018 at 16:02

16 votes

1 answer

865 views

What is the length of the shortest law of $S_n$?

asked Apr 10, 2013 at 11:14

12 votes

1 answer

683 views

General Isoperimetric Inequality via Representation Theory of SO(n)

asked Jan 26, 2012 at 21:51

11 votes

4 answers

1k views

A trick or a general technique? (Probabilistic Method)

asked Jan 15, 2012 at 11:48

10 votes

2 answers

612 views

Maximize $f(0)+\cdots+f(n-1)$ subject to $f(x)f(y) + f(x+y) \leq 1$

asked Dec 22, 2018 at 18:37

10 votes

1 answer

222 views

Representations of $\text{SL}_n(q)$ of degree $q^{O(n)}$

asked Dec 16, 2019 at 15:24

10 votes

3 answers

920 views

Regular subsets of $\text{PSL}(2, q)$

asked Aug 15, 2019 at 9:26

10 votes

2 answers

856 views

Sum of a Poisson point process

asked Nov 4, 2022 at 15:16

10 votes

1 answer

555 views

Can automorphism equivalence in a free group be detected in a nilpotent quotient?

asked Dec 19, 2023 at 18:37

9 votes

1 answer

434 views

When is there a unique perfect group of order $n$?

asked Jan 14, 2020 at 15:51

9 votes

1 answer

274 views

Finite-index iff positive density?

asked Jul 4, 2016 at 22:24

7 votes

1 answer

425 views

Extension-field subgroups of $\operatorname{GL}(n, K)$

asked Jun 30, 2018 at 9:34

7 votes

2 answers

354 views

Embedding f.g. groups in 2-generated groups

asked Jul 27 at 13:27

6 votes

1 answer

417 views

Finite-by-torsion-free abelian groups (or compact abelian groups with finitely many components)

asked Jan 12, 2019 at 11:33

6 votes

0 answers

152 views

A variant of the capset problem

asked Jun 5, 2020 at 8:09

6 votes

1 answer

444 views

Kantor's Singer cycle theorem

asked Jun 22, 2018 at 9:42

6 votes

1 answer

698 views

Kahn-Kalai-Linial for intersecting upsets

asked Aug 20, 2012 at 11:30

5 votes

1 answer

365 views

Why is this a lattice?

asked Mar 22, 2012 at 15:36

5 votes

1 answer

435 views

Faithful transitive actions by large groups on small sets

asked Feb 23, 2012 at 17:23

5 votes

1 answer

286 views

Automorphism classes of the free group

asked Mar 30, 2013 at 15:12

5 votes

0 answers

359 views

What's with the speaker's initial thing?

asked Oct 27, 2022 at 11:25

5 votes

1 answer

242 views

Is the asymptotic rank of a tensor bounded by (naive) border rank?

asked Feb 22 at 17:23

5 votes

1 answer

323 views

Embedding an icosahedron

asked Mar 12, 2021 at 10:22

5 votes

2 answers

701 views

Surjectivity of norm map on subspaces of finite fields

asked Jul 15, 2018 at 11:52

4 votes

0 answers

105 views

Maximal abelian subgroups of the full collineation group $\mathrm{P\Gamma L}_3(q)$

asked Dec 3, 2020 at 13:35

4 votes

0 answers

200 views

Derived length in linear groups

asked Feb 12, 2021 at 9:41

4 votes

1 answer

228 views

Groups with exponentially growing centre

asked Sep 11, 2019 at 8:33

4 votes

0 answers

140 views

Do positive-density subgroups intersect nontrivially?

asked Sep 13, 2019 at 13:40

3 votes

1 answer

172 views

Iterative approximate solutions to games

asked Jan 2, 2017 at 11:04

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39 Questions

Possible limits of $(1/n) \sum_{k=0}^{n-1} e^{i2\pi \cdot 2^k\alpha}$

Probability of satisfying a word in a compact group

What is the length of the shortest law of $S_n$?

General Isoperimetric Inequality via Representation Theory of SO(n)

A trick or a general technique? (Probabilistic Method)

Maximize $f(0)+\cdots+f(n-1)$ subject to $f(x)f(y) + f(x+y) \leq 1$

Representations of $\text{SL}_n(q)$ of degree $q^{O(n)}$

Regular subsets of $\text{PSL}(2, q)$

Sum of a Poisson point process

Can automorphism equivalence in a free group be detected in a nilpotent quotient?

When is there a unique perfect group of order $n$?

Finite-index iff positive density?

Extension-field subgroups of $\operatorname{GL}(n, K)$

Embedding f.g. groups in 2-generated groups

Finite-by-torsion-free abelian groups (or compact abelian groups with finitely many components)

A variant of the capset problem

Kantor's Singer cycle theorem

Kahn-Kalai-Linial for intersecting upsets

Why is this a lattice?

Faithful transitive actions by large groups on small sets

Automorphism classes of the free group

What's with the speaker's initial thing?

Is the asymptotic rank of a tensor bounded by (naive) border rank?

Embedding an icosahedron

Surjectivity of norm map on subspaces of finite fields

Maximal abelian subgroups of the full collineation group $\mathrm{P\Gamma L}_3(q)$

Derived length in linear groups

Groups with exponentially growing centre

Do positive-density subgroups intersect nontrivially?

Iterative approximate solutions to games