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This tag is used if a reference is needed in a paper or textbook on a specific result.

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when is "fibering" preserved under homotopy equivalence

Suppose I have an oriented $F$ bundle over $B$ with total space $E$ (all of the three are closed manifolds) and i have a closed manifold $E'$ which is homotopy equivalent to $E$.Is there any condition …
18 votes
2 answers
1k views

formula for Eta invariant

Hirzebruch's signature formula is not valid for manifolds with boundary. An error term is introduced by Atiyah-Patodi-Singer to fix it.More precisely: $$sign (M)=L(M)[M]+\eta(\partial M)$$ Yet bett …
7 votes

fake $S^{2k}\times S^{2k}$

You may want to have a look of the following paper by Kreck and Lueck: Topological Rigidity for Non-aspherical Manifolds where they showed that a necessary condition for $S^d\times S^d$ ($d>2$) …
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