List questions from differential-topology

Published on 25 Mar 2026 - 10:52

372

Views

Could Pre-image theorem be generalized to Hilbert Manifolds?

Published on 16 Apr 2026 - 11:19

146

Views

What kind of structure on the tangent bundle is determined by the commutator of vector fields? Or, trying to understand algebroids.

Published on 24 Apr 2026 - 19:42

171

Views

Compute $\displaystyle\int_{S^1}i^*\omega$ where $\omega\in\Omega^1(\mathbb{R^2})$

Published on 12 Apr 2026 - 23:56

89

Views

Extending a hypersurface to a foliation

Published on 25 Mar 2026 - 11:25

323

Views

Proof of Darboux Theorem

Published on 10 Apr 2026 - 1:04

1k

Views

Fixed points in mapping from Möbius strip to disk [Explanation or reference needed]

Published on 26 Mar 2026 - 1:01

133

Views

Representing Cohomology Classes with Non-Orientable Embedded Surfaces

Published on 10 Apr 2026 - 6:24

435

Views

Intersecting a Submanifold with a Small Ball

Published on 16 Apr 2026 - 6:13

168

Views

weighted metric on stereographic projection

Published on 17 Apr 2026 - 8:30

201

Views

Intuition on Warner's Proof of Slice Coordinates

Published on 28 Mar 2026 - 20:55

401

Views

Signature of the product of two manifolds

Published on 12 Apr 2026 - 9:03

1.9k

Views

What topological properties are invariant under diffeomorphism?

Published on 10 Apr 2026 - 11:41

219

Views

Milnor's proof of the Homotopy Lemma

Published on 13 Apr 2026 - 6:54

379

Views

Inverse Function Theorem as stated in Guillemin and Pollack

Published on 16 Apr 2026 - 12:16

List Question

An orientable 4-manifold with completely nontrivial 2-type

Could Pre-image theorem be generalized to Hilbert Manifolds?

What kind of structure on the tangent bundle is determined by the commutator of vector fields? Or, trying to understand algebroids.

Compute $\displaystyle\int_{S^1}i^*\omega$ where $\omega\in\Omega^1(\mathbb{R^2})$

Extending a hypersurface to a foliation

Proof of Darboux Theorem

Fixed points in mapping from Möbius strip to disk [Explanation or reference needed]

Representing Cohomology Classes with Non-Orientable Embedded Surfaces

Intersecting a Submanifold with a Small Ball

weighted metric on stereographic projection

Intuition on Warner's Proof of Slice Coordinates

Signature of the product of two manifolds

What topological properties are invariant under diffeomorphism?

Milnor's proof of the Homotopy Lemma

Inverse Function Theorem as stated in Guillemin and Pollack

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