User Huichi Huang

16 votes

2 answers

1k views

Infinitely many $N$ such that $\langle p\rangle=\langle q\rangle$ mod $N$

asked Oct 30, 2013 at 11:41

8 votes

1 answer

292 views

A definition of non-commutative metrisable space

asked Nov 19, 2012 at 20:48

7 votes

2 answers

322 views

Arithmetic progressions in finitely generated groups

asked Apr 9, 2017 at 7:12

4 votes

1 answer

365 views

The converse of von Neumann's mean ergodic theorem

asked Sep 4, 2015 at 12:55

4 votes

0 answers

3k views

Is U(n) a normal subgroup of SO(2n)? [closed]

asked Jul 6, 2010 at 4:10

4 votes

1 answer

345 views

Examples of topological dynamical systems with countably infinitely many ergodic invariant measures

asked Mar 22, 2016 at 11:16

3 votes

2 answers

863 views

A question about the isometry group of a finite metric space

asked Nov 15, 2010 at 21:40

2 votes

1 answer

286 views

Reference request: tensor products of states separate the points of tensor product of $C^*$-alagebras

asked Sep 27, 2012 at 15:01

2 votes

0 answers

89 views

Positive definiteness via Folner sequence

asked Oct 31, 2015 at 20:53

2 votes

0 answers

166 views

A generalized Furstenberg's $\times p,\times q$-conjecture

asked Nov 23, 2018 at 4:43

2 votes

1 answer

181 views

Transcendency of numbers of a special form.

asked Apr 11, 2013 at 4:04

2 votes

1 answer

150 views

Irreducible unitary representations of semidirect groups of a discrete abelian group by a discrete group

asked Jul 5, 2015 at 21:56

2 votes

1 answer

186 views

Rajchman measures via strong mixing systems

asked Aug 14, 2015 at 8:34

1 vote

1 answer

717 views

Double dual space of a C* algebra A

asked Jul 22, 2010 at 18:46

1 vote

0 answers

249 views

Fourier coefficients of a non-atomic measure on the unit cirle

asked Jan 7, 2014 at 10:54

0 votes

0 answers

255 views

Express measurable entropy in terms of Fourier coefficients of the measure

asked Jan 10, 2014 at 16:20

0 votes

1 answer

1k views

A stronger version of Fermat's last theorem [duplicate]

asked Mar 31, 2015 at 12:01

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17 Questions

Infinitely many $N$ such that $\langle p\rangle=\langle q\rangle$ mod $N$

A definition of non-commutative metrisable space

Arithmetic progressions in finitely generated groups

The converse of von Neumann's mean ergodic theorem

Is U(n) a normal subgroup of SO(2n)? [closed]

Examples of topological dynamical systems with countably infinitely many ergodic invariant measures

A question about the isometry group of a finite metric space

Reference request: tensor products of states separate the points of tensor product of $C^*$-alagebras

Positive definiteness via Folner sequence

A generalized Furstenberg's $\times p,\times q$-conjecture

Transcendency of numbers of a special form.

Irreducible unitary representations of semidirect groups of a discrete abelian group by a discrete group

Rajchman measures via strong mixing systems

Double dual space of a C* algebra A

Fourier coefficients of a non-atomic measure on the unit cirle

Express measurable entropy in terms of Fourier coefficients of the measure

A stronger version of Fermat's last theorem [duplicate]