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15
Math.TechQA.Club
2026-04-13 23:45:17
79
Views
Why is $\Omega$ used to denote the space of differential forms?
Published on
13 Apr 2026 - 23:45
#notation
#manifolds
#differential-forms
56
Views
About local coordinate systems and the complete description of a manifold
Published on
10 Apr 2026 - 18:16
#geometry
#differential-geometry
#manifolds
#smooth-manifolds
32
Views
The triangle as a manifold with corners: How to choose a proper chart?
Published on
12 Apr 2026 - 20:56
#manifolds
#simplex
25
Views
Is there a theory of isometrically embedded polyhedra on manifolds?
Published on
09 Apr 2026 - 6:28
#geometry
#reference-request
#soft-question
#manifolds
#polyhedra
89
Views
What does "mod" mean in the context of this tangent space proof in Warner?
Published on
11 Apr 2026 - 22:20
#manifolds
#smooth-manifolds
#tangent-spaces
59
Views
Lots of questions about smooth manifolds and differentials
Published on
12 Apr 2026 - 17:51
#multivariable-calculus
#manifolds
#differential-topology
#smooth-manifolds
137
Views
Show that the lens space is a smooth 3-manifold
Published on
26 Mar 2026 - 6:30
#manifolds
#differential-topology
#smooth-manifolds
#diffeomorphism
62
Views
Show that the product of any number of spheres can be embedded in some Euclidean space with codimension one
Published on
13 Apr 2026 - 23:48
#calculus
#differential-geometry
#manifolds
#smooth-manifolds
404
Views
Why pyramid with sharp corners and edges is still a manifold intuitively
Published on
13 Apr 2026 - 5:38
#manifolds
#intuition
64
Views
Vector field determining a family of codimension 1 submanifolds perpendicular to the field
Published on
12 Apr 2026 - 17:53
#analysis
#manifolds
#differential-topology
243
Views
Spherical harmonics of order $l$ with smallest $L_\infty$ norm
Published on
12 Apr 2026 - 20:43
#differential-geometry
#eigenvalues-eigenvectors
#manifolds
#eigenfunctions
200
Views
Cohomology ring of symmetric products (of manifolds)
Published on
09 Apr 2026 - 13:18
#algebraic-geometry
#algebraic-topology
#manifolds
#homology-cohomology
86
Views
Decomposition of compact subset of a manifold
Published on
12 Apr 2026 - 9:38
#general-topology
#solution-verification
#manifolds
#compactness
118
Views
Proof of Poincaré duality
Published on
09 Apr 2026 - 10:03
#general-topology
#algebraic-topology
#proof-explanation
#manifolds
#poincare-duality
79
Views
(Solved) Zeroth compactly supported cohomology
Published on
13 Apr 2026 - 9:18
#general-topology
#algebraic-topology
#manifolds
#examples-counterexamples
#homology-cohomology
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