List questions from differential-topology

Published on 14 Apr 2026 - 19:42

556

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Local coordinates near point such that $X= \partial_1$ is relative to those coordinates, vector field with isolated s.t. coordinates do not exist?

Published on 23 Apr 2026 - 14:29

4k

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Prove that matrix multiplication and inversion is differentiable.

Published on 15 Apr 2026 - 23:31

355

Views

Pullback of normal bundle by a covering map.

Published on 14 Apr 2026 - 4:03

1.5k

Views

Reduction of Principal bundle's

Published on 14 Apr 2026 - 1:41

49

Views

Question about notation with differential one-form

Published on 13 Apr 2026 - 15:09

156

Views

Equivalency of h-cobordisms

Published on 25 Mar 2026 - 20:42

227

Views

The use of a partition of unity in the construction of integrals on manifolds

Published on 12 Apr 2026 - 19:14

504

Views

Reference for self-intersections of immersions

Published on 10 Apr 2026 - 11:09

249

Views

Sections of a certain tautological bundle

Published on 09 Apr 2026 - 3:10

75

Views

(Very) Twisted bundles

Published on 10 Apr 2026 - 6:46

57

Views

Topological embeddings of a $n$-ball $B^n$ in $\Re^n$: is the image always an open of $\Re^n$?

Published on 16 Apr 2026 - 1:21

1k

Views

Existence of a vector field with one singularity on a surface

Published on 13 Apr 2026 - 23:08

880

Views

Degree of $P$ as a smooth function equals its polynomial degree $d$.

Published on 15 Apr 2026 - 4:47

681

Views

De Rham cohomology disjoint union of cylinders

Published on 15 Apr 2026 - 10:25

List Question

Isn't this a bundle? (What is the product?)

Local coordinates near point such that $X= \partial_1$ is relative to those coordinates, vector field with isolated s.t. coordinates do not exist?

Prove that matrix multiplication and inversion is differentiable.

Pullback of normal bundle by a covering map.

Reduction of Principal bundle's

Question about notation with differential one-form

Equivalency of h-cobordisms

The use of a partition of unity in the construction of integrals on manifolds

Reference for self-intersections of immersions

Sections of a certain tautological bundle

(Very) Twisted bundles

Topological embeddings of a $n$-ball $B^n$ in $\Re^n$: is the image always an open of $\Re^n$?

Existence of a vector field with one singularity on a surface

Degree of $P$ as a smooth function equals its polynomial degree $d$.

De Rham cohomology disjoint union of cylinders

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