List questions from matrix-calculus

Published on 26 Mar 2026 - 10:57

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Question about Matrix Calculus and Baker–Campbell–Hausdorff Formula

Published on 26 Mar 2026 - 6:05

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How to calculate $\frac{\partial^2}{\partial \theta^2} \bigg(\frac{1}{n} \sum_{i=1}^{n} \exp(-Y_i (\theta^T X_i))\bigg)$?

Published on 25 Mar 2026 - 12:17

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Hessian of a $\mathbb{R}^{n \times m} \to \mathbb{R}$ function

Published on 25 Mar 2026 - 12:16

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How to compute the derivative of $\frac{\partial AB^T }{\partial{A}}$ and $\frac{\partial AB^T }{\partial{B}}$

Published on 04 May 2019 - 15:48

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Can the derivative of the matrix absolute value explode when we approach singular matrices?

Published on 25 Mar 2026 - 22:03

129

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Graph Regularized Nonnegative Matrix Factorization for Data Representation | Why second order derivative of $F_{ab}$ is like this?

Published on 25 Mar 2026 - 3:22

219

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Gradient of $2$-norm inside absolute value

Published on 25 Mar 2026 - 7:40

70

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How to rewrite matrix

Published on 11 May 2019 - 1:30

463

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Chain Rule for Matrix Valued Derivatives with intermediate high dimensional tensors

Published on 11 May 2019 - 3:45

4.2k

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Derivative of a quadratic form — how to derive it?

Published on 26 Mar 2026 - 9:42

181

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Solve $\frac{1}{x} = S x$, an equation that includes an element-wise inverse

Published on 12 May 2019 - 2:33

893

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Why a matrix-by-matrix derivative is actually a tensor?

Published on 25 Mar 2026 - 12:22

197

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Do we really need the eigenvectors of $A$ to find $e^{tA}$?

Published on 25 Mar 2026 - 7:49

103

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Finding partial derivative of a matrix

Published on 13 May 2019 - 10:53

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Compute integral about cosh

Question about Matrix Calculus and Baker–Campbell–Hausdorff Formula

How to calculate $\frac{\partial^2}{\partial \theta^2} \bigg(\frac{1}{n} \sum_{i=1}^{n} \exp(-Y_i (\theta^T X_i))\bigg)$?

Hessian of a $\mathbb{R}^{n \times m} \to \mathbb{R}$ function

How to compute the derivative of $\frac{\partial AB^T }{\partial{A}}$ and $\frac{\partial AB^T }{\partial{B}}$

Can the derivative of the matrix absolute value explode when we approach singular matrices?

Graph Regularized Nonnegative Matrix Factorization for Data Representation | Why second order derivative of $F_{ab}$ is like this?

Gradient of $2$-norm inside absolute value

How to rewrite matrix

Chain Rule for Matrix Valued Derivatives with intermediate high dimensional tensors

Derivative of a quadratic form — how to derive it?

Solve $\frac{1}{x} = S x$, an equation that includes an element-wise inverse

Why a matrix-by-matrix derivative is actually a tensor?

Do we really need the eigenvectors of $A$ to find $e^{tA}$?

Finding partial derivative of a matrix

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