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John Greenwood

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11 Answers

Votes Activity Newest

15

When homology isomorphism implies homotopy isomorphism

Feb 10 '20 at 3:45

4

Geometric models for 2-gerbes

Jan 14 '20 at 19:11

4

When and why are Adams operations “non-negative”?

Nov 25 '19 at 18:56

3

Lie groupoids being homotopy equivalent

Feb 22 '20 at 19:07

3

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

Jan 6 '20 at 20:43

2

K-theory for a (geometric) stack

Nov 26 '19 at 0:28

1

Action of Steenrod algebra on Chern classes

May 20 '20 at 7:34

1

Fibration of principal bundles

Feb 3 '20 at 18:44

1

Chern classes of complex vector bundle

Jan 29 '20 at 19:37

1

A kind of isomorphicity of vector bundles

Jan 5 '20 at 23:05

0

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

Dec 6 '19 at 22:35

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