Question

Exercise 13, Section 7.2 of Hoffman’s Linear Algebra

score 73 · Answer 1 · 2026-02-23 06:00:13

73

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Exercise 13, Section 7.2 of Hoffman’s Linear Algebra

Published on 23 Feb 2026 - 6:00

score 79 · Answer 2 · 2023-03-06 06:48:52

79

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How to transform the Arbitrary Rotation Matrix A to a coordinate system where the Z axis lies along the axis of rotation by Similarity Transformation?

Published on 06 Mar 2023 - 6:48

score 214 · Answer 3 · 2023-03-12 00:40:54

214

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How to find the similarity transformation matrix?

Published on 12 Mar 2023 - 0:40

score 84 · Answer 4 · 2023-03-13 06:08:37

84

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Finding block triangular matrix similar to "almost symmetric" block matrix

Published on 13 Mar 2023 - 6:08

score 79 · Answer 5 · 2023-04-12 17:41:03

79

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If two matrices have the same eigenvalues and dimensions of eigenspaces, are they similar?

Published on 12 Apr 2023 - 17:41

score 278 · Answer 6 · 2023-04-14 07:05:29

278

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Conjecture: Any two matrices of size $n×n$ with same characteristic and minimal polynomial are similar implies $n\le 3$.

Published on 14 Apr 2023 - 7:05

score 88 · Answer 7 · 2026-02-23 01:22:13

88

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Some clarification over matrix congruence, matrix similarity, and the (finite-dim) spectral theorem

Published on 23 Feb 2026 - 1:22

score 191 · Answer 8 · 2023-05-02 12:26:38

191

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If the matrices $A$ and $B$ are similar, then are $AB$ and $BA$ similar?

Published on 02 May 2023 - 12:26

score 235 · Answer 9 · 2023-05-10 23:22:23

235

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Are $\begin{bmatrix} 1 & 0 \\ 1 & 0 \end{bmatrix}$ and $\begin{bmatrix} 1 & 1 \\ 0 & 0 \end{bmatrix}$ similar?

Published on 10 May 2023 - 23:22

score 70 · Answer 10 · 2023-05-14 20:55:26

70

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Orthogonal solution of matrix equation $ {\bf X} {\bf A} {\bf X}^\top = {\bf B} $

Published on 14 May 2023 - 20:55

score 82 · Answer 11 · 2023-05-14 22:54:51

82

Views

Checking a proof about the structure of the matrix of a linear transformation

Published on 14 May 2023 - 22:54

score 57 · Answer 12 · 2023-05-23 22:12:33

57

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How to compute quickly the Jordan normal form of a product of the form $B A \operatorname{adj} B$?

Published on 23 May 2023 - 22:12

score 68 · Answer 13 · 2023-05-26 21:03:07

68

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Rank and similarity transformation of an idempotent matrix

Published on 26 May 2023 - 21:03

score 144 · Answer 14 · 2023-05-27 15:57:37

144

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Cube roots of the identity matrix

Published on 27 May 2023 - 15:57

score 23 · Answer 15 · 2023-07-10 12:54:08

23

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How to judge permutation-similarity from eigenvalues?

Published on 10 Jul 2023 - 12:54

List Question

Exercise 13, Section 7.2 of Hoffman’s Linear Algebra

How to transform the Arbitrary Rotation Matrix A to a coordinate system where the Z axis lies along the axis of rotation by Similarity Transformation?

How to find the similarity transformation matrix?

Finding block triangular matrix similar to "almost symmetric" block matrix

If two matrices have the same eigenvalues and dimensions of eigenspaces, are they similar?

Conjecture: Any two matrices of size $n×n$ with same characteristic and minimal polynomial are similar implies $n\le 3$.

Some clarification over matrix congruence, matrix similarity, and the (finite-dim) spectral theorem

If the matrices $A$ and $B$ are similar, then are $AB$ and $BA$ similar?

Are $\begin{bmatrix} 1 & 0 \\ 1 & 0 \end{bmatrix}$ and $\begin{bmatrix} 1 & 1 \\ 0 & 0 \end{bmatrix}$ similar?

Orthogonal solution of matrix equation $ {\bf X} {\bf A} {\bf X}^\top = {\bf B} $

Checking a proof about the structure of the matrix of a linear transformation

How to compute quickly the Jordan normal form of a product of the form $B A \operatorname{adj} B$?

Rank and similarity transformation of an idempotent matrix

Cube roots of the identity matrix

How to judge permutation-similarity from eigenvalues?

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