User user44651

14 votes

2 answers

786 views

For a 3-manifold $Y$, when does $Y\times S^{1}$ admits a Riemannian metric with positive scalar curvature?

asked Aug 27, 2015 at 18:41

9 votes

1 answer

334 views

Essential Klein bottle in simply connected symplectic 4 manifolds

asked Sep 26, 2015 at 2:57

9 votes

3 answers

667 views

Do we get a instanton $S^{3}$ if we do $1/n$ surgery on a knot in $S^{3}$?

asked Mar 19, 2014 at 4:58

9 votes

1 answer

621 views

Intuition for Szabo's geometric spectral sequence

asked Aug 14, 2017 at 21:47

8 votes

0 answers

251 views

Exact triangle for monopole Floer homology with $\mathbb{Z}$-coefficient

asked Aug 17, 2016 at 1:51

7 votes

0 answers

216 views

Induction map in equivariant K-theory

asked Dec 25, 2013 at 5:59

7 votes

2 answers

281 views

What are known examples of a 3-manifold $Y$ embedded into $Y'\times I$ where $Y'$ is another 3-manifold?

asked Mar 16, 2015 at 23:13

6 votes

0 answers

156 views

Relation between different versions of Bar-Natan homology

asked Sep 2, 2018 at 18:20

6 votes

1 answer

339 views

Embedded spheres in the K3 surface

asked Apr 23, 2015 at 16:57

5 votes

2 answers

370 views

Ozsváth-Szabó's contact invariant on the Brieskorn sphere $\Sigma(2,3,6m+1)$

asked Oct 19, 2017 at 15:31

5 votes

3 answers

1k views

Heegaard Floer Homology of double branched cover

asked May 22, 2014 at 6:24

5 votes

1 answer

779 views

Topological Euler number of a singular variety

asked Sep 19, 2016 at 4:06

3 votes

1 answer

323 views

How to compute the Hurewicz image of a stable map into real K theory

asked Jan 2, 2014 at 16:40

3 votes

1 answer

230 views

Fundamental proof of the baby case of Hofer's theorem about displacement energy

asked Jan 5, 2014 at 17:42

3 votes

1 answer

190 views

Rational group homology of an infinite product of finite groups

asked Jul 21, 2023 at 15:58

2 votes

0 answers

220 views

plumbing description of resolution of ADE singularities

asked Jan 20, 2022 at 7:11

2 votes

0 answers

553 views

Sobolev space for manifold with boundary

asked Mar 21, 2015 at 22:29

1 vote

0 answers

131 views

Regularity of the taut foliation

asked Feb 5, 2015 at 22:30

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18 Questions

For a 3-manifold $Y$, when does $Y\times S^{1}$ admits a Riemannian metric with positive scalar curvature?

Essential Klein bottle in simply connected symplectic 4 manifolds

Do we get a instanton $S^{3}$ if we do $1/n$ surgery on a knot in $S^{3}$?

Intuition for Szabo's geometric spectral sequence

Exact triangle for monopole Floer homology with $\mathbb{Z}$-coefficient

Induction map in equivariant K-theory

What are known examples of a 3-manifold $Y$ embedded into $Y'\times I$ where $Y'$ is another 3-manifold?

Relation between different versions of Bar-Natan homology

Embedded spheres in the K3 surface

Ozsváth-Szabó's contact invariant on the Brieskorn sphere $\Sigma(2,3,6m+1)$

Heegaard Floer Homology of double branched cover

Topological Euler number of a singular variety

How to compute the Hurewicz image of a stable map into real K theory

Fundamental proof of the baby case of Hofer's theorem about displacement energy

Rational group homology of an infinite product of finite groups

plumbing description of resolution of ADE singularities

Sobolev space for manifold with boundary

Regularity of the taut foliation