Question

What is the gradient in this skewed coordinate system?

score 104 · Answer 1 · 2023-12-18 12:52:32

104

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What is the gradient in this skewed coordinate system?

Published on 18 Dec 2023 - 12:52

score 43 · Answer 2 · 2023-12-19 13:39:30

43

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Finding potential function for $H(x,y)=(\frac{-y}{x^2+y^2}; \frac{x}{x^2+y^2})$ in $U=\mathbb{R}^2 \backslash (\{(x,0): x<0\} \cup \{(0,0)\})$

Published on 19 Dec 2023 - 13:39

score 87 · Answer 3 · 2026-04-10 07:34:16

87

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How does the gradient work in higher dimensions?

Published on 10 Apr 2026 - 7:34

score 27 · Answer 4 · 2026-04-12 09:49:35

27

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How to symmetrize this vector expression?

Published on 12 Apr 2026 - 9:49

score 71 · Answer 5 · 2026-04-09 04:26:36

71

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Completion of proof of curvature formula (3D)

Published on 09 Apr 2026 - 4:26

score 85 · Answer 6 · 2026-04-13 08:30:38

85

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Constructing $f:\mathbb{R}^2\rightarrow\mathbb{R}^2$ with a given zero level curve

Published on 13 Apr 2026 - 8:30

score 144 · Answer 7 · 2026-04-09 15:22:17

144

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Symplectic gradient is just giving me the gradient

Published on 09 Apr 2026 - 15:22

score 34 · Answer 8 · 2026-04-08 20:16:37

34

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How can I find $\mathbf{J}$ from the equation for $\nabla\cdot\mathbf{J}$?

Published on 08 Apr 2026 - 20:16

score 34 · Answer 9 · 2023-12-23 20:07:31

34

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If $\operatorname{curl} \vec F \neq \vec 0$, what conditions determine whether the rotation is counter-clockwise or clockwise?

Published on 23 Dec 2023 - 20:07

score 28 · Answer 10 · 2023-12-24 09:25:10

28

Views

Proving the converse of path independence due to the vector field being conservative

Published on 24 Dec 2023 - 9:25

score 102 · Answer 11 · 2026-04-12 19:16:26

102

Views

Exercise 5.22 in the book Geometrical Methods of Mathematical Physics (by Bernard Schutz)

Published on 12 Apr 2026 - 19:16

score 55 · Answer 12 · 2026-04-13 03:27:14

55

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Question about a special vector field.

Published on 13 Apr 2026 - 3:27

score 28 · Answer 13 · 2026-04-13 08:13:52

28

Views

Prove that $ \nabla c(-2x^T Dc + c^Tc) = 0$

Published on 13 Apr 2026 - 8:13

score 53 · Answer 14 · 2026-04-01 22:33:00

53

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Sandwich theorem for PDE's

Published on 01 Apr 2026 - 22:33

score 64 · Answer 15 · 2026-03-27 07:57:25

64

Views

Vector version of integral that uses Beta function

Published on 27 Mar 2026 - 7:57

List Question

What is the gradient in this skewed coordinate system?

Finding potential function for $H(x,y)=(\frac{-y}{x^2+y^2}; \frac{x}{x^2+y^2})$ in $U=\mathbb{R}^2 \backslash (\{(x,0): x<0\} \cup \{(0,0)\})$

How does the gradient work in higher dimensions?

How to symmetrize this vector expression?

Completion of proof of curvature formula (3D)

Constructing $f:\mathbb{R}^2\rightarrow\mathbb{R}^2$ with a given zero level curve

Symplectic gradient is just giving me the gradient

How can I find $\mathbf{J}$ from the equation for $\nabla\cdot\mathbf{J}$?

If $\operatorname{curl} \vec F \neq \vec 0$, what conditions determine whether the rotation is counter-clockwise or clockwise?

Proving the converse of path independence due to the vector field being conservative

Exercise 5.22 in the book Geometrical Methods of Mathematical Physics (by Bernard Schutz)

Question about a special vector field.

Prove that $ \nabla c(-2x^T Dc + c^Tc) = 0$

Sandwich theorem for PDE's

Vector version of integral that uses Beta function

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