List questions from tensors

Published on 09 Nov 2018 - 17:27

362

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Musical Isomorphisms

Published on 25 Mar 2026 - 4:34

125

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Transform 4th order tensor from Cartesian to convected coordinates

Published on 10 Nov 2018 - 20:57

414

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How do you derive the row and column of an element in a tensor unfolding?

Published on 11 Nov 2018 - 19:25

339

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Are all bivectors in three dimensions simple?

Published on 25 Mar 2026 - 8:07

56

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Tensor operations

Published on 15 Nov 2018 - 5:04

75

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Tensor coordinate transformations: cosine matrix vs rotation matrix

Published on 16 Nov 2018 - 19:29

350

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What is a basis for the space of multilinear maps from $V_1 \times \dots \times V_k \to W$?

Published on 16 Nov 2018 - 23:57

1.2k

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How to prove Penrose "Bianchi symmetry" with non-zero torsion tensor using abstract indexing?

Published on 25 Mar 2026 - 6:05

23

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Transformation Matrices: $\hat{\mathbf{e}}_j = \sum_{i} H_j^i \mathbf{e}_i$ and $\hat{\mathbf{\mathrm{x}}} = H^{-1}\mathbf{\mathrm{x}}$?

Published on 18 Nov 2018 - 10:35

540

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The tensor $\epsilon_{ijk}$ is related to determinants?

Published on 19 Nov 2018 - 12:05

243

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Why is the tensor product of two vector spaces a vector space?

Published on 19 Nov 2018 - 19:11

453

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Explanation of the metric tensor

Published on 19 Nov 2018 - 19:52

1k

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Divergence of a dot product of tensor and vector

Published on 25 Mar 2026 - 21:49

95

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Interesting theorem in differential geometry

Published on 25 Mar 2026 - 4:35

List Question

What's the inverse of the gradient of a gradient?

Musical Isomorphisms

Transform 4th order tensor from Cartesian to convected coordinates

How do you derive the row and column of an element in a tensor unfolding?

Are all bivectors in three dimensions simple?

Tensor operations

Tensor coordinate transformations: cosine matrix vs rotation matrix

What is a basis for the space of multilinear maps from $V_1 \times \dots \times V_k \to W$?

How to prove Penrose "Bianchi symmetry" with non-zero torsion tensor using abstract indexing?

Transformation Matrices: $\hat{\mathbf{e}}_j = \sum_{i} H_j^i \mathbf{e}_i$ and $\hat{\mathbf{\mathrm{x}}} = H^{-1}\mathbf{\mathrm{x}}$?

The tensor $\epsilon_{ijk}$ is related to determinants?

Why is the tensor product of two vector spaces a vector space?

Explanation of the metric tensor

Divergence of a dot product of tensor and vector

Interesting theorem in differential geometry

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