List questions from matrix-calculus

Published on 28 Mar 2026 - 13:27

138

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Find a subspace of dimension 2 from 4 vectors

Published on 09 Dec 2015 - 13:41

598

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Partial derivatives of matrix exponential

Published on 11 Dec 2015 - 14:11

2.3k

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"matrix representation of the gradient"

Published on 13 Dec 2015 - 0:34

39

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Why is $A$ similar to $D$?

Published on 13 Dec 2015 - 2:24

213

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Jacobi theta with a matrix

Published on 26 Mar 2026 - 4:35

293

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How can I optimise a scalar function over a matrix?

Published on 31 Mar 2026 - 12:12

1.4k

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Unitary matrix in trace and log function

Published on 31 Mar 2026 - 20:58

198

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Matrix identity involving trace

Published on 17 Dec 2015 - 13:23

418

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Calculate the determinant of the matrices $a_{ij}=\frac{1}{i+j-1}$ and $b_{ij}=\frac{1}{i+j}$?

Published on 05 Apr 2026 - 6:41

1k

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Connected components and eigenvectors

Published on 31 Mar 2026 - 11:51

79

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Matrix calculus - matrix derivative

Published on 23 Dec 2015 - 22:00

93

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Matrix derivative 1

Published on 24 Dec 2015 - 18:22

317

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Why does $\mathrm{tr}(\ln g_{\mu\nu})$ vary as $g^{\mu\nu}\cdot\delta g_{\mu\nu}$ under $\delta g_{\mu\nu}$?

Published on 03 Apr 2026 - 21:48

800

Views

Perron projection as a limit

Published on 27 Dec 2015 - 11:29

List Question

Integral of exponential with linear term

Find a subspace of dimension 2 from 4 vectors

Partial derivatives of matrix exponential

"matrix representation of the gradient"

Why is $A$ similar to $D$?

Jacobi theta with a matrix

How can I optimise a scalar function over a matrix?

Unitary matrix in trace and log function

Matrix identity involving trace

Calculate the determinant of the matrices $a_{ij}=\frac{1}{i+j-1}$ and $b_{ij}=\frac{1}{i+j}$?

Connected components and eigenvectors

Matrix calculus - matrix derivative

Matrix derivative 1

Why does $\mathrm{tr}(\ln g_{\mu\nu})$ vary as $g^{\mu\nu}\cdot\delta g_{\mu\nu}$ under $\delta g_{\mu\nu}$?

Perron projection as a limit

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