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11
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manifolds
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155
views
1
answer
1
vote
2019-09-27 22:41:00 +0100
eric_g
Transformation of derivative under a change of chart
sagemanifolds
manifolds
334
views
1
answer
no
votes
2019-10-11 00:53:12 +0100
JGC
Inverse of the transition map on a Manifold doesn't hold
manifolds
sagemanifolds
270
views
no
answers
1
vote
2020-07-10 06:14:08 +0100
wintermute
Defining $S^1$ with four charts
sagemanifolds
manifolds
140
views
no
answers
no
votes
2021-04-12 06:19:54 +0100
perfectly_odd
Is there a way to compute the "correct" distributional answer, -4*pi*dirac_delta(r), as the Laplacian of 1/r (in spherical coordinates on Euclidean space)?
manifolds
sagemanifolds
dirac_delta
165
views
1
answer
1
vote
2022-08-16 19:32:45 +0100
eric_g
Sage Manifolds: Asymptotically de Sitter Spacetime in Fefferman-Graham Gauge
sagemanifolds
manifolds
physics
math
61
views
no
answers
no
votes
2023-05-09 19:51:27 +0100
Jack Zuffante
Problem with Geodesic Plotting
geodesics
general-relativity
manifolds
metrics
2Dplot
167
views
no
answers
no
votes
2023-06-11 18:33:27 +0100
shash_ag
modeling a shells analysis problem using sage manifolds.
Shells
structures
mechanical
manifolds
sagemath
118
views
2
answers
no
votes
2023-10-03 19:57:19 +0100
John Palmieri
manifolds docs
manifolds
documentation
docbuild
171
views
no
answers
no
votes
2023-12-03 04:23:20 +0100
hunKing
How to define a manifold for representing PDEs in vectorial form?
manifolds
pde
286
views
1
answer
no
votes
2024-01-03 10:28:39 +0100
idontgetoutmuch
Connection Forms not Anti-Symmetric
manifolds
sagemanifolds
136
views
1
answer
no
votes
2024-02-28 11:20:08 +0100
eric_g
Confused about covariant derivatives and tensors in SageMath
tensor-fields
sagemanifolds
manifolds
covariant_derivative
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