Question

In Kronecker delta notation, what if any is the significance of using subscript or superscript indices?

score 1.2k · Answer 1 · 2018-08-27 16:07:03

1.2k

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In Kronecker delta notation, what if any is the significance of using subscript or superscript indices?

Published on 27 Aug 2018 - 16:07

score 245 · Answer 2 · 2018-10-11 18:38:42

245

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Origin of negative term $-ct^2$ in the Lorentz invariance of a 4-vector

Published on 11 Oct 2018 - 18:38

score 151 · Answer 3 · 2018-10-23 15:12:45

151

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Car-garage paradox with just one door

Published on 23 Oct 2018 - 15:12

score 3.9k · Answer 4 · 2018-10-24 12:27:10

3.9k

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Sum of two velocities is smaller than the speed of light

Published on 24 Oct 2018 - 12:27

score 43 · Answer 5 · 2018-11-29 20:39:54

43

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Relativistic Hamiltonian with Full Mass Matrix

Published on 29 Nov 2018 - 20:39

score 120 · Answer 6 · 2018-11-25 01:37:58

120

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Why are the fundamental and anti-fundamental representation in $SL(2,\mathbb{C})$ not equivalent?

Published on 25 Nov 2018 - 1:37

score 73 · Answer 7 · 2018-12-05 12:32:17

73

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Deriving a unique derivative operator with torsion such that $\triangledown g = 0$

Published on 05 Dec 2018 - 12:32

score 32 · Answer 8 · 2018-12-06 18:38:37

32

Views

Surjectivity of momentum mapping

Published on 06 Dec 2018 - 18:38

score 193 · Answer 9 · 2018-12-14 17:15:26

193

Views

Associativity of Relativistic Oblique Velocity Addition

Published on 14 Dec 2018 - 17:15

score 795 · Answer 10 · 2018-12-17 18:39:48

795

Views

Conversion of mixed tensors into mixed tensors and into covariant (or contravariant) ones

Published on 17 Dec 2018 - 18:39

score 963 · Answer 11 · 2018-12-21 13:10:47

963

Views

I wanted to know of book suggestions that can help me overcome my fear of indices

Published on 21 Dec 2018 - 13:10

score 57 · Answer 12 · 2019-01-19 12:09:20

57

Views

Why the characters of the Minkowski spacetime translation group involve the Minkowski metric?

Published on 19 Jan 2019 - 12:09

score 82 · Answer 13 · 2019-03-23 12:00:18

82

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Is there a closed form for the recurrence $V_{n+1}={V_n+\Delta V\over 1+{V_n\cdot \Delta V/C^2}}$, for constants $\Delta V$ and $C$?

Published on 23 Mar 2019 - 12:00

score 1.8k · Answer 14 · 2019-03-26 10:52:43

1.8k

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Prove derivative of contravariant tensor of rank 1 is a mixed tensor of rank 2

Published on 26 Mar 2019 - 10:52

score 57 · Answer 15 · 2019-04-15 22:41:47

57

Views

Second countability of Minkowski double cones.

Published on 15 Apr 2019 - 22:41

List Question

In Kronecker delta notation, what if any is the significance of using subscript or superscript indices?

Origin of negative term $-ct^2$ in the Lorentz invariance of a 4-vector

Car-garage paradox with just one door

Sum of two velocities is smaller than the speed of light

Relativistic Hamiltonian with Full Mass Matrix

Why are the fundamental and anti-fundamental representation in $SL(2,\mathbb{C})$ not equivalent?

Deriving a unique derivative operator with torsion such that $\triangledown g = 0$

Surjectivity of momentum mapping

Associativity of Relativistic Oblique Velocity Addition

Conversion of mixed tensors into mixed tensors and into covariant (or contravariant) ones

I wanted to know of book suggestions that can help me overcome my fear of indices

Why the characters of the Minkowski spacetime translation group involve the Minkowski metric?

Is there a closed form for the recurrence $V_{n+1}={V_n+\Delta V\over 1+{V_n\cdot \Delta V/C^2}}$, for constants $\Delta V$ and $C$?

Prove derivative of contravariant tensor of rank 1 is a mixed tensor of rank 2

Second countability of Minkowski double cones.

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