List questions from differential-geometry

Published on 10 Apr 2026 - 14:54

142

Views

Mapping a curve-sided quadrilateral to a rectangle

Published on 16 Apr 2026 - 4:06

160

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Example of geodesics as the critical point of the energy functional!

Published on 14 Apr 2026 - 13:00

640

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A nowhere vanishing vector field $X$ tangent to the leaves of the foliation?

Published on 15 Apr 2026 - 23:18

49

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Find The Curvature of the given curve

Published on 16 Apr 2026 - 2:37

542

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Changing coefficients of cohomology and pullbacks

Published on 12 Apr 2026 - 5:43

603

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Change of Variable formula for a non-differentiable mapping.

Published on 12 Apr 2026 - 15:20

56

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$\frac{d}{dt}g(Y,Z) = g(D_tY,Z) + g(Y,D_tZ)$

Published on 16 Apr 2026 - 12:25

856

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Non vanishing one form on the circle

Published on 16 Apr 2026 - 23:10

28

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Canonical (Multiplicative) maps between $m$--dimensional spaces to $n$--dimensional spaces, $n \leq m$.

Published on 25 Mar 2026 - 15:41

61

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Differential of inverse function to a tubular neighborhood

Published on 25 Mar 2026 - 7:52

327

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The Image of sphere under the map $f: (x,y,z) \to (x^2,y^2,z^2,\sqrt{2}yz, \sqrt{2}zx, \sqrt{2}xy)$ and $\mathbb{R}P^2$

Published on 16 Apr 2026 - 2:38

69

Views

Typo? $H$ is quaternion algebra and $C$ is complex number. $M_n(H)\cong M_{2n}(C)$?

Published on 14 Apr 2026 - 12:10

46

Views

Defining continuity for functions between surfaces

Published on 11 Apr 2026 - 9:05

156

Views

Dimension of kernel of a operator

Published on 08 Apr 2026 - 20:56

List Question

How to transfer the integration theory of smooth manifold to that of $C^k$ manifold

Mapping a curve-sided quadrilateral to a rectangle

Example of geodesics as the critical point of the energy functional!

A nowhere vanishing vector field $X$ tangent to the leaves of the foliation?

Find The Curvature of the given curve

Changing coefficients of cohomology and pullbacks

Change of Variable formula for a non-differentiable mapping.

$\frac{d}{dt}g(Y,Z) = g(D_tY,Z) + g(Y,D_tZ)$

Non vanishing one form on the circle

Canonical (Multiplicative) maps between $m$--dimensional spaces to $n$--dimensional spaces, $n \leq m$.

Differential of inverse function to a tubular neighborhood

The Image of sphere under the map $f: (x,y,z) \to (x^2,y^2,z^2,\sqrt{2}yz, \sqrt{2}zx, \sqrt{2}xy)$ and $\mathbb{R}P^2$

Typo? $H$ is quaternion algebra and $C$ is complex number. $M_n(H)\cong M_{2n}(C)$?

Defining continuity for functions between surfaces

Dimension of kernel of a operator

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