John Greenwood's user avatar
John Greenwood's user avatar
John Greenwood's user avatar
John Greenwood
  • Member for 4 years, 4 months
  • Last seen more than 2 years ago
2 votes

Action of Steenrod algebra on Chern classes

3 votes
Accepted

Lie groupoids being homotopy equivalent

15 votes
Accepted

When homology isomorphism implies homotopy isomorphism

1 vote

Fibration of principal bundles

1 vote
Accepted

Chern classes of complex vector bundle

4 votes

Geometric models for 2-gerbes

3 votes

Homotopicity of two certain sections of frame bundle of $GL(n,\mathbb{R})$

1 vote
Accepted

A kind of isomorphicity of vector bundles

0 votes

Are the real and complex Adams operations compatible under the inclusions $U(n) \rightarrow SO(2n)$?

2 votes

K-theory for a (geometric) stack

4 votes

When and why are Adams operations "non-negative"?