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diff-geometry×

340

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1

answer

1

vote

2024-07-02 00:43:02 +0100 eric_g

How to calculate rotation and spin coefficients of tetrads in SageMath?

347

views

1

answer

1

vote

2021-07-22 14:15:51 +0100 eric_g

Express a vector field in terms of a frame

191

views

no

answers

1

vote

2021-05-27 14:50:36 +0100 AlexSok

Computing geodesics for 4D manifold

437

views

2

answers

1

vote

2020-07-10 21:02:22 +0100 sum8tion

Why doesn't '==' or '!=' work for mixed forms?

531

views

1

answer

1

vote

2020-05-31 15:37:39 +0100 eric_g

abstract index notation and differential geometry

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