User Brian Klatt

10 votes

0 answers

192 views

k-th Pontryagin class of $\Lambda^{2k}_{\pm}$ on an oriented $4k$-manifold

asked Apr 13, 2018 at 1:35

9 votes

1 answer

517 views

What does positivity of the first Pontryagin number of a vector bundle tell us?

asked Apr 12, 2017 at 17:50

8 votes

0 answers

841 views

(First) Bianchi Identities

asked May 19, 2018 at 18:51

7 votes

1 answer

500 views

"Elliptic" proof that Compact Ricci Solitons are Gradient Ricci Solitons

asked Feb 23, 2017 at 21:27

6 votes

1 answer

435 views

The Yamabe problem and $\phi^4$ scalar field theory?

asked May 11, 2016 at 0:47

6 votes

2 answers

554 views

Hamilton-Ivey pinching in dimension 4

asked Jun 27, 2014 at 2:08

6 votes

2 answers

476 views

Index of Modified Dirac Operator

asked Apr 8, 2016 at 14:31

4 votes

1 answer

382 views

Parallel Transport on Hypersurface Spinor Bundle

asked Jan 29, 2016 at 18:39

4 votes

1 answer

143 views

A Certain First-Order Differential Equation for a Closed 2-Form

asked Sep 29, 2016 at 20:18

3 votes

1 answer

752 views

Is a closed basic 2-form on a principal $S^1$ bundle the curvature of a connection?

asked Oct 12, 2016 at 4:01

3 votes

2 answers

339 views

Converse to Lichnerowicz Vanishing Theorem?

asked Apr 27, 2016 at 14:58

1 vote

1 answer

524 views

Hamilton's Proof of the Tensor Maximum Principle

asked Feb 24, 2014 at 15:50

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12 Questions

k-th Pontryagin class of $\Lambda^{2k}_{\pm}$ on an oriented $4k$-manifold

What does positivity of the first Pontryagin number of a vector bundle tell us?

(First) Bianchi Identities

"Elliptic" proof that Compact Ricci Solitons are Gradient Ricci Solitons

The Yamabe problem and $\phi^4$ scalar field theory?

Hamilton-Ivey pinching in dimension 4

Index of Modified Dirac Operator

Parallel Transport on Hypersurface Spinor Bundle

A Certain First-Order Differential Equation for a Closed 2-Form

Is a closed basic 2-form on a principal $S^1$ bundle the curvature of a connection?

Converse to Lichnerowicz Vanishing Theorem?

Hamilton's Proof of the Tensor Maximum Principle