Question

If curl is $xy \hat{i} + xy \hat{j} + -(x+y)z \hat{k}$ what is the vector function?

score 63 · Answer 1 · 2018-07-31 09:10:30

63

Views

If curl is $xy \hat{i} + xy \hat{j} + -(x+y)z \hat{k}$ what is the vector function?

Published on 31 Jul 2018 - 9:10

score 172 · Answer 2 · 2018-07-31 14:37:48

172

Views

Problem with Milnor´s proof of invariance of index by diffeomorphisms

Published on 31 Jul 2018 - 14:37

score 250 · Answer 3 · 2018-07-31 16:39:20

250

Views

Does the Hairy Ball theorem imply the Borsuk-Ulam for even dimensions?

Published on 31 Jul 2018 - 16:39

score 450 · Answer 4 · 2018-08-04 00:49:07

450

Views

Are all line integrals zero by divergence theorem?

Published on 04 Aug 2018 - 0:49

score 178 · Answer 5 · 2018-08-04 01:28:14

178

Views

Is the surface integral of a vector field through the six surfaces of a cube zero?

Published on 04 Aug 2018 - 1:28

score 84 · Answer 6 · 2018-08-08 22:57:49

84

Views

Flow in the direction of a complex vector

Published on 08 Aug 2018 - 22:57

score 828 · Answer 7 · 2026-03-25 19:10:11

828

Views

Is the divergence of the curl of a $2D$ vector field also supposed to be zero?

Published on 25 Mar 2026 - 19:10

score 1.6k · Answer 8 · 2026-03-24 23:40:58

1.6k

Views

Visualising the difference between scalar and vector fields

Published on 24 Mar 2026 - 23:40

score 256 · Answer 9 · 2018-08-20 12:42:58

256

Views

Find the flux of $\mathbb{v} = (x^2-2xz, -2xy, z^2-x)$ downwards through the paraboloid $z = 1 - x^2 - y^2$

Published on 20 Aug 2018 - 12:42

score 159 · Answer 10 · 2018-08-20 15:02:19

159

Views

Lie algebra of vector fields on a manifold - perfect?

Published on 20 Aug 2018 - 15:02

score 32 · Answer 11 · 2026-03-25 19:00:44

32

Views

Am I finding curl correct?

Published on 25 Mar 2026 - 19:00

score 49 · Answer 12 · 2018-08-25 21:01:54

49

Views

Show that $E_{t}=\left( \mathbf{x}_{t},\mathbf{E}_{1},\mathbf{E}_{2},\mathbf{E}_{3}\right)$ is a first order frame field along $\mathbf{x}_{t}$

Published on 25 Aug 2018 - 21:01

score 1.3k · Answer 13 · 2026-03-25 05:48:44

1.3k

Views

Are all constant fields conservative?

Published on 25 Mar 2026 - 5:48

score 1.1k · Answer 14 · 2026-03-25 03:07:29

1.1k

Views

How can one define ordinary derivative of a vector field along a curve?

Published on 25 Mar 2026 - 3:07

score 66 · Answer 15 · 2018-09-03 10:01:32

66

Views

Motion equation given the following function, is this a potential function?

Published on 03 Sep 2018 - 10:01

List Question

If curl is $xy \hat{i} + xy \hat{j} + -(x+y)z \hat{k}$ what is the vector function?

Problem with Milnor´s proof of invariance of index by diffeomorphisms

Does the Hairy Ball theorem imply the Borsuk-Ulam for even dimensions?

Are all line integrals zero by divergence theorem?

Is the surface integral of a vector field through the six surfaces of a cube zero?

Flow in the direction of a complex vector

Is the divergence of the curl of a $2D$ vector field also supposed to be zero?

Visualising the difference between scalar and vector fields

Find the flux of $\mathbb{v} = (x^2-2xz, -2xy, z^2-x)$ downwards through the paraboloid $z = 1 - x^2 - y^2$

Lie algebra of vector fields on a manifold - perfect?

Am I finding curl correct?

Show that $E_{t}=\left( \mathbf{x}_{t},\mathbf{E}_{1},\mathbf{E}_{2},\mathbf{E}_{3}\right)$ is a first order frame field along $\mathbf{x}_{t}$

Are all constant fields conservative?

How can one define ordinary derivative of a vector field along a curve?

Motion equation given the following function, is this a potential function?

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