List questions from trace

Published on 26 Mar 2026 - 16:08

319

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tr$A$=tr$AB$ Can you say anything about B?

Published on 29 Mar 2026 - 18:17

125

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Is it possible to make the trace of this matrix vanish?

Published on 05 Nov 2020 - 7:48

38

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how to prove $\nabla_AtrABA^T=AB+AB^T$

Published on 07 Nov 2020 - 11:03

99

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If $A = \text{blkdiag}(G_1DG_1^T, G_2DG_2^T)$ is a block diagonal matrix and $B = C^TC$ is symmetric, how to manipulate $\text{tr}(AB)$?

Published on 28 Mar 2026 - 20:14

111

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Trace of an endomorphism as a wedge product

Published on 30 Mar 2026 - 8:58

483

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Matrix representation of trace

Published on 11 Nov 2020 - 5:21

36

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Trace conserves singularity for certain case

Published on 11 Nov 2020 - 5:43

94

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Obtain Trace(AAA) without calculating AAA

Published on 11 Nov 2020 - 11:58

44

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trace of $M \mapsto PM+MP$ with P a matrix of projection

Published on 12 Nov 2020 - 19:04

226

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Let $S=\{AB-BA| A,B \in M_n(K)\}$ where $K$ is a field. Prove that $S$ is closed under matrix addition.

Published on 13 Nov 2020 - 7:32

101

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Derivative of trace-based linear scalar field

Published on 26 Mar 2026 - 4:16

73

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Trace of matrices involving binomials

Published on 20 Nov 2020 - 11:11

71

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Is the trace of a product of positive definite matrices bigger than the sum of the product of their corresponding diagonal elements?

Published on 22 Nov 2020 - 16:03

176

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Finding argmax of trace

Published on 01 Apr 2026 - 1:10

List Question

tensor product and matrix multiplication distributive properties

tr$A$=tr$AB$ Can you say anything about B?

Is it possible to make the trace of this matrix vanish?

how to prove $\nabla_AtrABA^T=AB+AB^T$

If $A = \text{blkdiag}(G_1DG_1^T, G_2DG_2^T)$ is a block diagonal matrix and $B = C^TC$ is symmetric, how to manipulate $\text{tr}(AB)$?

Trace of an endomorphism as a wedge product

Matrix representation of trace

Trace conserves singularity for certain case

Obtain Trace(AAA) without calculating AAA

trace of $M \mapsto PM+MP$ with P a matrix of projection

Let $S=\{AB-BA| A,B \in M_n(K)\}$ where $K$ is a field. Prove that $S$ is closed under matrix addition.

Derivative of trace-based linear scalar field

Trace of matrices involving binomials

Is the trace of a product of positive definite matrices bigger than the sum of the product of their corresponding diagonal elements?

Finding argmax of trace

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