List questions from matrix-calculus

Published on 08 Apr 2026 - 17:45

72

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What is the derivative of $1\over 2 $$\| P^TS-I\|^2_F$?

Published on 13 Dec 2013 - 23:00

266

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Does there exist a $\nabla$-notation variant of the product rule applied to $\nabla[\mathbf{f}(\mathbf{x})\otimes\mathbf{g}(\mathbf{x})]$?

Published on 14 Dec 2013 - 15:54

32.3k

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Matrix derivative $(Ax-b)^T(Ax-b)$

Published on 11 Apr 2026 - 20:53

91

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what is the solution to ${\partial{\|A-RY\|^2_F}\over{\partial{Y}}}= 0$?

Published on 14 Dec 2013 - 17:19

211

Views

Derivative of a scalar with respect to a matrix

Published on 11 Apr 2026 - 6:06

267

Views

Sum of the matrix series

Published on 11 Apr 2026 - 18:31

132

Views

Convergent matrix solver code, theory behind.

Published on 10 Apr 2026 - 19:40

7.1k

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If $A^2=2A$, then $A$ is diagonalizable.

Published on 27 Dec 2013 - 9:09

3.5k

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The inverse of a perturbed identity matrix.

Published on 30 Dec 2013 - 4:54

42k

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Taking a derivative with respect to a matrix

Published on 25 Mar 2026 - 21:47

3.1k

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Differentiating mahalanobis distance

Published on 31 Dec 2013 - 9:44

104

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Prove two covariance matrices have same eigen values?

Published on 09 Jan 2014 - 0:41

3.7k

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FFT with powers of 3

Published on 01 Apr 2026 - 9:59

342

Views

2nd order Matrix differential equation

Published on 27 Mar 2026 - 21:33

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Help with Optimization Problem: Matrix Calculus

What is the derivative of $1\over 2 $$\| P^TS-I\|^2_F$?

Does there exist a $\nabla$-notation variant of the product rule applied to $\nabla[\mathbf{f}(\mathbf{x})\otimes\mathbf{g}(\mathbf{x})]$?

Matrix derivative $(Ax-b)^T(Ax-b)$

what is the solution to ${\partial{\|A-RY\|^2_F}\over{\partial{Y}}}= 0$?

Derivative of a scalar with respect to a matrix

Sum of the matrix series

Convergent matrix solver code, theory behind.

If $A^2=2A$, then $A$ is diagonalizable.

The inverse of a perturbed identity matrix.

Taking a derivative with respect to a matrix

Differentiating mahalanobis distance

Prove two covariance matrices have same eigen values?

FFT with powers of 3

2nd order Matrix differential equation

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