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15
Math.TechQA.Club
2026-05-05 17:45:15
127
Views
Partial Differential Equation using theory of manifolds
Published on
05 May 2026 - 17:45
#ordinary-differential-equations
#manifolds
#smooth-manifolds
#vector-fields
1k
Views
Showing that a diffeomorphism preserves the boundary
Published on
29 Apr 2026 - 12:32
#manifolds
#smooth-manifolds
#manifolds-with-boundary
#diffeomorphism
416
Views
How many points define a sphere of unknown radius?
Published on
29 Apr 2026 - 12:28
#manifolds
#smooth-manifolds
#spheres
#dimension-theory-analysis
290
Views
Reference for Grassmannian Manifold
Published on
20 Apr 2026 - 21:24
#algebraic-geometry
#manifolds
#grassmannian
338
Views
Giving a counterexample for the extension lemma of smooth functions
Published on
02 May 2026 - 23:49
#manifolds
#examples-counterexamples
#smooth-manifolds
#manifolds-with-boundary
91
Views
Does $S^2\times[-1,1]$ decompose as $B^3\#B^3$
Published on
07 May 2026 - 10:13
#manifolds
#low-dimensional-topology
74
Views
A question about the proof of Extension Lemma for Smooth functions
Published on
02 May 2026 - 18:48
#manifolds
#smooth-manifolds
#manifolds-with-boundary
365
Views
A question about the proof of Level sets of Smooth Functions
Published on
29 Apr 2026 - 12:50
#manifolds
#smooth-manifolds
1k
Views
Determine the Tangent Space of a Submanifold
Published on
29 Apr 2026 - 12:50
#manifolds
#smooth-manifolds
47
Views
Showing a continuous function is smooth
Published on
29 Apr 2026 - 12:49
#general-topology
#manifolds
#smooth-manifolds
453
Views
How can I prove $(0,2]$ is a smooth manifold? And something questions about the choice of the open set of a manifold?
Published on
29 Apr 2026 - 12:50
#differential-geometry
#manifolds
#differential-topology
69
Views
Is $(t,|t|)$ a smooth submanifold of $\mathbb{R^2}$?
Published on
29 Apr 2026 - 12:49
#manifolds
#smooth-manifolds
151
Views
Possible condition on locally Euclidean subset of Euclidean space to be embedded submanifold II
Published on
29 Apr 2026 - 12:50
#calculus
#differential-geometry
#manifolds
#smooth-manifolds
79
Views
When two hypersurfaces can be connected to form an $n$-dimensional submanifold?
Published on
25 Mar 2026 - 6:11
#differential-geometry
#manifolds
#smooth-manifolds
266
Views
How to find 1-form for Stokes' Theorem?
Published on
05 May 2026 - 7:18
#manifolds
#vector-analysis
#differential-forms
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