List questions from matrices

Published on 12 Apr 2026 - 22:47

185

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Lie algebra generated by matrices

Published on 14 Apr 2026 - 1:41

39

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How to prove each column vector $t^i$ of $\Bbb{R}^n$ satisfies $At^i = \lambda(t^i)$?

Published on 11 Apr 2026 - 18:41

41

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Transformation matrix for Higgs Doublet

Published on 08 Apr 2026 - 13:45

50

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Why does it actually matter whether $m \leq n$ or $m>n$ in computing the SVD?

Published on 25 Mar 2026 - 19:03

106

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Proof about eigenspace of eigenvalue in power of matrix

Published on 10 Apr 2026 - 7:26

384

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P-norm and spectral radius inequality

Published on 15 Apr 2026 - 9:09

583

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Regarding a proof of: "if $A,B \in M_n(\mathbb{k})$ are diagonalizable and commute, they are simultaneously diagonalizable".

Published on 12 Apr 2026 - 11:58

39

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For real square matrices $A, B$ of compatible dimensions, does the following inequality hold?

Published on 15 Apr 2026 - 5:27

104

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Relating the eigenvalues of two positive semi-definite matrices

Published on 25 Mar 2026 - 6:01

3.2k

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What does this alphabet,$\mathbb C$, mean?

Published on 12 Apr 2026 - 12:30

3k

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Efficient way of sparse matrix inversion

Published on 10 Apr 2026 - 16:12

1.3k

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condition for a matrix to be pseudo-hermitian

Published on 10 Apr 2026 - 3:57

55

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Is $\sum\limits_k \frac{W_{ik} H_{kj}}{\sum\limits_k W_{ik} H_{kj}}$ = 1?

Published on 10 Apr 2026 - 8:14

75

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Classify all $A\in M_5(\mathbb{Q}):A^8=I$ and $A^4\not=I$

Published on 15 Apr 2026 - 17:18

List Question

Representing a map of traffic as a matrix or vector

Lie algebra generated by matrices

How to prove each column vector $t^i$ of $\Bbb{R}^n$ satisfies $At^i = \lambda(t^i)$?

Transformation matrix for Higgs Doublet

Why does it actually matter whether $m \leq n$ or $m>n$ in computing the SVD?

Proof about eigenspace of eigenvalue in power of matrix

P-norm and spectral radius inequality

Regarding a proof of: "if $A,B \in M_n(\mathbb{k})$ are diagonalizable and commute, they are simultaneously diagonalizable".

For real square matrices $A, B$ of compatible dimensions, does the following inequality hold?

Relating the eigenvalues of two positive semi-definite matrices

What does this alphabet,$\mathbb C$, mean?

Efficient way of sparse matrix inversion

condition for a matrix to be pseudo-hermitian

Is $\sum\limits_k \frac{W_{ik} H_{kj}}{\sum\limits_k W_{ik} H_{kj}}$ = 1?

Classify all $A\in M_5(\mathbb{Q}):A^8=I$ and $A^4\not=I$

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