User pseudocydonia

16 votes

3 answers

1k views

What are some interesting examples of non-classical dynamical systems? (Group action other than $\mathbb{Z}$ or $\mathbb{R}$ )

asked Oct 22, 2017 at 22:17

7 votes

1 answer

504 views

Stability of displacement interpolation in optimal transport

asked Aug 19, 2020 at 1:12

6 votes

1 answer

241 views

Reference request: acceleration/curvature of curve in metric space

asked Aug 29 at 22:50

5 votes

1 answer

187 views

Connection between rates of convergence in ergodic theorems and spectral gap property

asked Dec 31, 2018 at 11:27

3 votes

0 answers

70 views

Bounding the norm of Sobolev extension operator

asked Oct 29, 2019 at 22:42

3 votes

0 answers

289 views

Are there amenable groups without explicit Folner sets?

asked Apr 3, 2018 at 16:37

1 vote

1 answer

270 views

Wasserstein space with strictly non-positive sectional curvature

asked Jul 26, 2020 at 19:48

1 vote

0 answers

56 views

Lax CD(K, $\infty)$ space in the sense of Sturm

asked Sep 18, 2020 at 13:37

1 vote

1 answer

194 views

Concentration-compactness for Radon measures on a metric space

asked May 30, 2021 at 7:19

0 votes

1 answer

364 views

Reference request: sequential weak* topology on the space of signed Radon measures

asked Jul 11, 2021 at 0:20

0 votes

0 answers

114 views

Wasserstein compactness of sublevel sets of relative entropy

asked Jan 15, 2023 at 2:49

0 votes

0 answers

54 views

Reference request: "doubly empirical" measure associated to a random measure

asked Apr 3 at 5:45

0 votes

0 answers

363 views

Isometry group of a complete separable metric space is Polish?

asked Oct 24, 2016 at 0:27

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13 Questions

What are some interesting examples of non-classical dynamical systems? (Group action other than $\mathbb{Z}$ or $\mathbb{R}$ )

Stability of displacement interpolation in optimal transport

Reference request: acceleration/curvature of curve in metric space

Connection between rates of convergence in ergodic theorems and spectral gap property

Bounding the norm of Sobolev extension operator

Are there amenable groups without explicit Folner sets?

Wasserstein space with strictly non-positive sectional curvature

Lax CD(K, $\infty)$ space in the sense of Sturm

Concentration-compactness for Radon measures on a metric space

Reference request: sequential weak* topology on the space of signed Radon measures

Wasserstein compactness of sublevel sets of relative entropy

Reference request: "doubly empirical" measure associated to a random measure

Isometry group of a complete separable metric space is Polish?