List questions from cobordism

Published on 31 Dec 2019 - 20:38

100

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Existence of a transversal map prevents density?

Published on 25 Mar 2026 - 14:22

138

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Bordism invariants as integrals of Stiefel-Whitney classes

Published on 15 Apr 2020 - 11:10

58

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Relationship between a certain scalar and any known notions of curvature in geometry

Published on 04 May 2020 - 19:19

60

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Embedding of a boundary component induces isomorphism on homologies

Published on 04 Jun 2020 - 20:19

184

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On Steenrod's realization of cycles problem.

Published on 12 Jul 2016 - 9:38

145

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rho invariant of manifold

Published on 26 Jul 2016 - 15:41

189

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Computing oriented Bordism groups of a manifold $X$ for $n\leq 4$

Published on 08 Sep 2016 - 8:46

38

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How does one show that the inclusion of circle in the punctured plan is not null bordant?

Published on 25 Oct 2016 - 20:45

215

Views

Is there any necessarily NON-simply-connected bordism between compact 1-manifolds?

Published on 19 Nov 2016 - 8:34

396

Views

Problem in Milnor's proof of h-cobordism theorem

Published on 20 Nov 2016 - 7:23

67

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Cobordisms between spheres

Published on 21 Nov 2016 - 20:55

274

Views

A problem about diffeomorphism of two components of the boundary of a manifold.

Published on 25 Nov 2016 - 23:51

157

Views

Is there a TQFT of links and their "cobordisms" (embedded surfaces in $S^3\times [0,1]$)?

Published on 25 Mar 2026 - 7:46

249

Views

"Simplicial" Bordism Homology

Published on 04 Dec 2016 - 22:34

List Question

Additional structure on complex cobordism?

Existence of a transversal map prevents density?

Bordism invariants as integrals of Stiefel-Whitney classes

Relationship between a certain scalar and any known notions of curvature in geometry

Embedding of a boundary component induces isomorphism on homologies

On Steenrod's realization of cycles problem.

rho invariant of manifold

Computing oriented Bordism groups of a manifold $X$ for $n\leq 4$

How does one show that the inclusion of circle in the punctured plan is not null bordant?

Is there any necessarily NON-simply-connected bordism between compact 1-manifolds?

Problem in Milnor's proof of h-cobordism theorem

Cobordisms between spheres

A problem about diffeomorphism of two components of the boundary of a manifold.

Is there a TQFT of links and their "cobordisms" (embedded surfaces in $S^3\times [0,1]$)?

"Simplicial" Bordism Homology

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