Question

$\nabla \times F=0$ implies that $F$ is conservative

score 224 · Answer 1 · 2026-04-17 12:07:38

224

Views

$\nabla \times F=0$ implies that $F$ is conservative

Published on 17 Apr 2026 - 12:07

score 121 · Answer 2 · 2026-04-16 07:16:50

121

Views

How to prove that $(\vec n\cdot\nabla)\vec n$ is orthogonal to $\vec n$ for unit vector $\vec n$?

Published on 16 Apr 2026 - 7:16

score 926 · Answer 3 · 2026-04-15 03:52:52

926

Views

An electron in a TV tube is beamed horizontally at a speed of 4.3 * 10^6 meters per second

Published on 15 Apr 2026 - 3:52

score 274 · Answer 4 · 2026-04-13 16:14:10

274

Views

Computing line integral using Stokes´theorem

Published on 13 Apr 2026 - 16:14

score 128 · Answer 5 · 2026-04-07 19:40:32

128

Views

An application of Greens's theorem

Published on 07 Apr 2026 - 19:40

score 50 · Answer 6 · 2026-04-10 14:38:53

50

Views

applying the product rule to a vector analysis question

Published on 10 Apr 2026 - 14:38

score 376 · Answer 7 · 2026-04-14 03:06:30

376

Views

laplacian of $1/\rho$ in cylindrical coordinates

Published on 14 Apr 2026 - 3:06

score 31 · Answer 8 · 2026-04-10 17:21:58

31

Views

Conservative field $F$ on not simple connected set

Published on 10 Apr 2026 - 17:21

score 469 · Answer 9 · 2026-04-15 12:57:27

469

Views

Evaluating the Surface Integral $\iint_{x^3+y^3+z^3=a^3} \frac{\bf{x}}{||\bf{x}||} \cdot d\bf{S}$

Published on 15 Apr 2026 - 12:57

score 100 · Answer 10 · 2026-04-15 21:24:09

100

Views

Given a function $f$ defined in $R^2$. Let $F(r,\theta)=f(r\cos\theta,r\sin\theta).$ Verify a formula of the modulus of the gradient.

Published on 15 Apr 2026 - 21:24

score 821 · Answer 11 · 2026-04-11 10:31:45

821

Views

proof of laplacian $1/\rho$ in cylindrical coordinates at $\rho = 0$

Published on 11 Apr 2026 - 10:31

score 112 · Answer 12 · 2026-04-10 06:45:05

112

Views

Does a fluid with $0$ divergence have $0$ density?

Published on 10 Apr 2026 - 6:45

score 424 · Answer 13 · 2026-04-16 12:19:59

424

Views

Vector calculus identity for $\nabla\times(\vec{b}\cdot\nabla)\vec{b}$

Published on 16 Apr 2026 - 12:19

score 694 · Answer 14 · 2026-04-15 19:16:21

694

Views

Gradient and Laplacian in integral.

Published on 15 Apr 2026 - 19:16

score 1.2k · Answer 15 · 2026-04-11 16:04:12

1.2k

Views

How should one define the cross product for two vector valued functions?

Published on 11 Apr 2026 - 16:04

List Question

$\nabla \times F=0$ implies that $F$ is conservative

How to prove that $(\vec n\cdot\nabla)\vec n$ is orthogonal to $\vec n$ for unit vector $\vec n$?

An electron in a TV tube is beamed horizontally at a speed of 4.3 * 10^6 meters per second

Computing line integral using Stokes´theorem

An application of Greens's theorem

applying the product rule to a vector analysis question

laplacian of $1/\rho$ in cylindrical coordinates

Conservative field $F$ on not simple connected set

Evaluating the Surface Integral $\iint_{x^3+y^3+z^3=a^3} \frac{\bf{x}}{||\bf{x}||} \cdot d\bf{S}$

Given a function $f$ defined in $R^2$. Let $F(r,\theta)=f(r\cos\theta,r\sin\theta).$ Verify a formula of the modulus of the gradient.

proof of laplacian $1/\rho$ in cylindrical coordinates at $\rho = 0$

Does a fluid with $0$ divergence have $0$ density?

Vector calculus identity for $\nabla\times(\vec{b}\cdot\nabla)\vec{b}$

Gradient and Laplacian in integral.

How should one define the cross product for two vector valued functions?

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