Question

Given a pair $(\zeta^2,v)$ find a pair $(\zeta^3,w)$ where there's an embedding $e:\zeta^2 \hookrightarrow \zeta^3$ s.t. $v=e^*w$

score 110 · Answer 1 · 2026-02-24 11:01:25

110

Views

Given a pair $(\zeta^2,v)$ find a pair $(\zeta^3,w)$ where there's an embedding $e:\zeta^2 \hookrightarrow \zeta^3$ s.t. $v=e^*w$

Published on 24 Feb 2026 - 11:01

score 82 · Answer 2 · 2022-10-01 22:12:43

82

Views

How do you find the solutions to the vector field $W(x,y,z)?$

Published on 01 Oct 2022 - 22:12

score 57 · Answer 3 · 2026-03-27 17:24:25

57

Views

variation of vector field of nonlinear system along the boundary

Published on 27 Mar 2026 - 17:24

score 51 · Answer 4 · 2026-04-02 22:41:07

51

Views

What exactly does $\Delta f = \sum_{i=1}^N e_i(e_i f)$ (for all $f\in C^\infty(M)$) mean and what can we say about $N$ and $e_i$, if $M=\Bbb S^n$?

Published on 02 Apr 2026 - 22:41

score 243 · Answer 5 · 2026-03-31 11:25:15

243

Views

Do geodesics locally follow the gradient of the distance function?

Published on 31 Mar 2026 - 11:25

score 116 · Answer 6 · 2026-04-11 22:41:29

116

Views

Is $w$ Killing for some semi-Riemannian metric?

Published on 11 Apr 2026 - 22:41

score 60 · Answer 7 · 2026-03-29 12:40:27

60

Views

Smooth group homomorphism from $\mathbb{R}$ into $\mathrm{GL}(n,\mathbb{R})$ can be realized as $e^{tA}$

Published on 29 Mar 2026 - 12:40

score 30 · Answer 8 · 2026-04-11 19:05:35

30

Views

Vertical space in odd-dimentional sphere

Published on 11 Apr 2026 - 19:05

score 485 · Answer 9 · 2022-10-08 16:30:11

485

Views

How to prove that div (fv) =grad f * v + div v f without coordinates?

Published on 08 Oct 2022 - 16:30

score 47 · Answer 10 · 2026-04-11 08:05:56

47

Views

one-parameter subgroup of diffeomorphism

Published on 11 Apr 2026 - 8:05

score 40 · Answer 11 · 2026-03-30 14:43:54

40

Views

Surface integral of a vector field in terms of the metric

Published on 30 Mar 2026 - 14:43

score 62 · Answer 12 · 2026-03-30 11:57:49

62

Views

Smoothness and injectivity of flow functions

Published on 30 Mar 2026 - 11:57

score 40 · Answer 13 · 2026-03-25 09:39:56

40

Views

Components of a 2D vector field satisfy Cauchy Riemann conditions implies the finite transformation is holomorphic

Published on 25 Mar 2026 - 9:39

score 103 · Answer 14 · 2022-10-16 20:10:06

103

Views

Approximate a continuous field with a field of class $C^1$

Published on 16 Oct 2022 - 20:10

score 73 · Answer 15 · 2026-03-31 17:01:56

73

Views

Difficulty in proving $i_{\alpha} (\vartheta \wedge \zeta) = i_{\alpha} \vartheta \wedge \zeta + (-1)^k \vartheta \wedge i_{\alpha} \zeta.$

Published on 31 Mar 2026 - 17:01

List Question

Given a pair $(\zeta^2,v)$ find a pair $(\zeta^3,w)$ where there's an embedding $e:\zeta^2 \hookrightarrow \zeta^3$ s.t. $v=e^*w$

How do you find the solutions to the vector field $W(x,y,z)?$

variation of vector field of nonlinear system along the boundary

What exactly does $\Delta f = \sum_{i=1}^N e_i(e_i f)$ (for all $f\in C^\infty(M)$) mean and what can we say about $N$ and $e_i$, if $M=\Bbb S^n$?

Do geodesics locally follow the gradient of the distance function?

Is $w$ Killing for some semi-Riemannian metric?

Smooth group homomorphism from $\mathbb{R}$ into $\mathrm{GL}(n,\mathbb{R})$ can be realized as $e^{tA}$

Vertical space in odd-dimentional sphere

How to prove that div (fv) =grad f * v + div v f without coordinates?

one-parameter subgroup of diffeomorphism

Surface integral of a vector field in terms of the metric

Smoothness and injectivity of flow functions

Components of a 2D vector field satisfy Cauchy Riemann conditions implies the finite transformation is holomorphic

Approximate a continuous field with a field of class $C^1$

Difficulty in proving $i_{\alpha} (\vartheta \wedge \zeta) = i_{\alpha} \vartheta \wedge \zeta + (-1)^k \vartheta \wedge i_{\alpha} \zeta.$

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