Johannes Nordström

695

Reputation

507 views

Registered User

Name	Johannes Nordström
Member for	2 years
Seen	2 hours ago
Website
Location
Age

stats recent reputation favorites

votes newest views recent

13

29

votes

2

answers

1k

views

When is a singular point of a variety smooth?

ag.algebraic-geometry singularity-theory

jun 29 at 12:38 Georges Elencwajg 24.3k●65●132

12

22

votes

1

answer

3k

views

Open map D⁴ → S²

gt.geometric-topology differential-topology

may 10 at 6:22 MathOverflow♦ 1●2●3

10

19

votes

3

answers

607

views

Connected sum of topological manifolds

at.algebraic-topology dg.differential-geometry connected-sum manifolds

feb 13 at 21:06 Lee Mosher 5,866●1●9●26

7

6

votes

1

answer

846

views

Poincare duality with boundary conditions

at.algebraic-topology dg.differential-geometry

feb 24 11 at 21:18 Johannes Nordström 695●3●7

4

6

votes

2

answers

592

views

What classes am I missing in the Picard lattice of a Kummer K3 surface?

ag.algebraic-geometry k3-surfaces abelian-varieties gromov-witten-theory generating-functions

feb 18 10 at 17:34 VA 8,240●22●44

6

5

votes

1

answer

368

views

Is every Kahler form on a Stein manifold exact outside a compact set?

ag.algebraic-geometry dg.differential-geometry

feb 26 11 at 15:48 David Speyer 55.2k●3●102●236

4

3

votes

1

answer

595

views

Algebraic De Rham cup product versus Betti cup product

reference-request ag.algebraic-geometry complex-geometry complex-manifolds

apr 27 12 at 16:27 Hugo Chapdelaine 3,337●3●18

1

3

votes

0

answers

136

views

Cohomology of a hypersurface in a projective bundle

ag.algebraic-geometry at.algebraic-topology

jun 1 at 17:22 James Fullwood 105●3