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39 questions

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39
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1
answer
1
vote
2019-11-28 17:05:20 -0600 eric_g

Check if a curve is a geodesic

45
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1
answer
1
vote
2019-10-23 10:59:59 -0600 eric_g

Compute the inverse of a 2-form

40
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1
answer
1
vote
2019-09-27 15:41:00 -0600 eric_g

Transformation of derivative under a change of chart

28
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1
answer
1
vote
2019-09-27 10:03:29 -0600 eric_g

Display connection coefficients under a change of chart

43
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1
answer
1
vote
2019-08-30 04:29:55 -0600 eric_g

Changing chart multiple times in sagemanifolds

34
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1
answer
no
votes
2019-08-28 06:24:23 -0600 eric_g

How to set a metric tensor inverse?

64
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1
answer
1
vote
2019-06-03 11:42:58 -0600 eric_g

Trouble with spherical coordinates in sagemanifolds

250
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1
answer
1
vote
2019-05-21 16:16:31 -0600 eric_g

set_default_chart seems to fail

77
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1
answer
3
votes
2019-05-21 13:56:03 -0600 my_screen_name

Bel decomposition

70
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1
answer
no
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2019-04-23 10:33:01 -0600 dan_fulea

Tensor slicing

66
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1
answer
2
votes
2019-04-22 06:55:19 -0600 dan_fulea

Contracting with Christoffel symbols

59
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1
answer
no
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2019-04-12 13:45:10 -0600 eric_g

multiprocessing.Pool does not work

96
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1
answer
1
vote
2019-03-13 05:59:19 -0600 eric_g

Coefficients of partial derivatives

101
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1
answer
2
votes
2019-02-08 13:36:30 -0600 danielvolinski flag of Uruguay

No output when documentation say it should be

90
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1
answer
1
vote
2018-12-20 04:20:55 -0600 kva

Velocity of time

138
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1
answer
1
vote
2018-12-15 07:55:49 -0600 eric_g

Wrong Pointer

63
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no
answers
1
vote
2018-11-22 02:30:38 -0600 Dox flag of Chile

Tensor density in sagemanifolds?

68
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1
answer
1
vote
2018-11-18 14:06:10 -0600 eric_g

SageManifolds different frames

104
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1
answer
1
vote
2018-11-08 06:28:54 -0600 tmonteil

Killing vectors

44
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no
answers
no
votes
2018-10-18 20:12:59 -0600 PPLeduc

Can SAGE generate embedded Kerr spacetime dynamic diagrams?

33
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no
answers
no
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2018-09-24 22:45:44 -0600 Anonymous

problem in a aariable assignment of new_frame [closed]

35
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no
answers
no
votes
2018-09-24 22:41:47 -0600 noboru_at_kek

redefine new_frame with same variable name.

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JGC gravatar imageDox gravatar imagenoboru_at_kek gravatar imagePPLeduc gravatar imagekva gravatar imagemy_screen_name gravatar imageljp gravatar imagesum8tion gravatar imageCD gravatar imageIguananaut gravatar imagedan_fulea gravatar imagedanielvolinski gravatar imagerburing gravatar imageemiliocba gravatar imagetmonteil gravatar imageeric_g gravatar image

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