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sagemanifold
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458
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no
answers
1
vote
2015-07-31 11:32:26 +0200
David Roberts
Chart vs ambient coördinates for smooth affine varieties
sagemanifold
coordinates
203
views
no
answers
no
votes
2016-08-12 21:10:51 +0200
Dox
SageManifolds: raising and lowering Lorentzian indices
sagemanifold
121
views
no
answers
no
votes
2021-01-27 18:48:55 +0200
Omar Medbau
Extracting numerator of a Ricci tensor component
sagemanifold
general-relativity
symbolic-expression
538
views
1
answer
no
votes
2015-06-22 21:19:45 +0200
eric_g
sage manifold installation
sagemanifold
1k
views
1
answer
2
votes
2015-07-31 08:50:41 +0200
David Roberts
R-module/algebra valued differential forms
sagemanifold
DifferentialForms
liealgebra
190
views
1
answer
no
votes
2016-05-10 10:29:21 +0200
eric_g
Sub-manifold: bug or my misunderstanding?
sagemanifold
508
views
1
answer
1
vote
2016-06-30 10:59:20 +0200
eric_g
Sage manifold error
sage
error
sagemanifold
384
views
1
answer
1
vote
2019-06-20 15:30:24 +0200
thethinker
SageManifolds: Equations of motion for scalar field
sagemanifold
scalars
353
views
1
answer
1
vote
2020-10-26 21:37:30 +0200
eric_g
Extrinsic curvature of Riemannian submanifold: no basis found for computing the components
sagemanifold
submanifolds
244
views
2
answers
2
votes
2021-07-07 21:32:36 +0200
eric_g
Several charts at top create trouble with submanifolds
sagemanifold
confirmed_issue
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