Question

Proving the curl of the gradient of a vector is 0 using index notation

score 924 · Answer 1 · 2022-02-04 22:09:46

924

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Proving the curl of the gradient of a vector is 0 using index notation

Published on 04 Feb 2022 - 22:09

score 676 · Answer 2 · 2026-02-23 11:33:39

676

Views

Einstein notation superscript vs subscript?

Published on 23 Feb 2026 - 11:33

score 212 · Answer 3 · 2022-02-09 18:29:54

212

Views

Mathematical expression for $i^{th}$ largest element of a set

Published on 09 Feb 2022 - 18:29

score 30 · Answer 4 · 2026-02-23 08:28:34

30

Views

How Regularity of $X$ implies $\mathcal {A}$ covers $X$?

Published on 23 Feb 2026 - 8:28

score 34 · Answer 5 · 2022-02-24 18:38:38

34

Views

Disambiguation of numerical base and index variable in mathematics

Published on 24 Feb 2022 - 18:38

score 78 · Answer 6 · 2022-03-19 08:08:56

78

Views

Proving a General Finite Rotation in Index Notation is Orthogonal

Published on 19 Mar 2022 - 8:08

score 40 · Answer 7 · 2022-04-14 02:05:59

40

Views

$\nabla b \times \hat{z}$ using index notation

Published on 14 Apr 2022 - 2:05

score 31 · Answer 8 · 2022-05-15 17:53:45

31

Views

Abbreviating lots of consecutive indexed summations

Published on 15 May 2022 - 17:53

score 64 · Answer 9 · 2022-05-16 11:09:13

64

Views

The set $X$ can be seen as index set?

Published on 16 May 2022 - 11:09

score 84 · Answer 10 · 2022-05-17 23:27:40

84

Views

Is $\nabla_j\nabla^iu^j=(\operatorname{grad}\operatorname{div}u)^i$ in flat space?

Published on 17 May 2022 - 23:27

score 89 · Answer 11 · 2022-05-22 11:45:26

89

Views

Matrix entry notation and plane coordinate notation

Published on 22 May 2022 - 11:45

score 628 · Answer 12 · 2022-05-24 23:25:23

628

Views

Explanation of summation notation when inequality and equality are in the index

Published on 24 May 2022 - 23:25

score 81 · Answer 13 · 2026-03-27 16:21:10

81

Views

Proof unitary matrix vector columns (and rows) are orthonormal using index notation

Published on 27 Mar 2026 - 16:21

score 293 · Answer 14 · 2022-06-19 16:29:25

293

Views

Prove that $\Gamma_{abc}=\frac{1}{2}\left(\partial_bg_{ac} + \partial_cg_{ab}-\partial_ag_{bc}\right)$

Published on 19 Jun 2022 - 16:29

score 72 · Answer 15 · 2022-07-14 14:20:59

72

Views

Writing matrix multiplication in summation notation

Published on 14 Jul 2022 - 14:20

List Question

Proving the curl of the gradient of a vector is 0 using index notation

Einstein notation superscript vs subscript?

Mathematical expression for $i^{th}$ largest element of a set

How Regularity of $X$ implies $\mathcal {A}$ covers $X$?

Disambiguation of numerical base and index variable in mathematics

Proving a General Finite Rotation in Index Notation is Orthogonal

$\nabla b \times \hat{z}$ using index notation

Abbreviating lots of consecutive indexed summations

The set $X$ can be seen as index set?

Is $\nabla_j\nabla^iu^j=(\operatorname{grad}\operatorname{div}u)^i$ in flat space?

Matrix entry notation and plane coordinate notation

Explanation of summation notation when inequality and equality are in the index

Proof unitary matrix vector columns (and rows) are orthonormal using index notation

Prove that $\Gamma_{abc}=\frac{1}{2}\left(\partial_bg_{ac} + \partial_cg_{ab}-\partial_ag_{bc}\right)$

Writing matrix multiplication in summation notation

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