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Peter Teichner's user avatar
Peter Teichner's user avatar
Peter Teichner's user avatar
Peter Teichner
  • Member for 14 years, 9 months
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Top posts
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25
What would the slice-ribbon conjecture imply?
Mar 14, 2010
answer
22
A question on classification of almost complex structures on $4$-manifolds
Aug 20, 2011
answer
21
Failure of smoothing theory for topological 4-manifolds
Mar 18, 2010
answer
21
Complex orientations on homotopy
Mar 23, 2010
answer
18
Explanation for the Chern character
Mar 17, 2010
answer
13
Natural examples of finite dimensional spaces with interesting 2-type
Dec 31, 2010
answer
12
slice-ribbon for links (surely it's wrong)
Mar 22, 2010
answer
10
A problem/conjecture related to 4-manifolds that deserves a name. What name does it deserve?
Mar 28, 2010
answer
10
How are these algebraic and geometric notions of homotopy of maps between manifolds related?
Aug 19, 2011
answer
7
Is the following map from Z(G) x H^3(G, C*) --> H^2(G, C*) ever nontrivial?
Aug 20, 2011