Question

Applying perturbed matrix to unperturbed eigenvector

score 128 · Answer 1 · 2026-04-14 09:22:12

128

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Applying perturbed matrix to unperturbed eigenvector

Published on 14 Apr 2026 - 9:22

score 191 · Answer 2 · 2026-04-09 16:01:12

191

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Is the matrix diagonalizable?

Published on 09 Apr 2026 - 16:01

score 277 · Answer 3 · 2026-04-14 08:16:21

277

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Given a unitary matrix U = I - vv, where vv = 2, what are the eigenvalues/eigenvectors of U?

Published on 14 Apr 2026 - 8:16

score 2.7k · Answer 4 · 2026-04-13 01:09:59

2.7k

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Prove $c \lambda+ k$ is an eigenvalue for $cA + kIn$ and $x$ is an eigenvector corresponding to $c \lambda + k$

Published on 13 Apr 2026 - 1:09

score 1.2k · Answer 5 · 2026-04-17 10:01:59

1.2k

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Finding the general solution to the inhomogenous system y' = Ay +f where...

Published on 17 Apr 2026 - 10:01

score 62 · Answer 6 · 2026-04-12 09:26:36

62

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Computing eigenvector corresponding to dominant eigenvector.

Published on 12 Apr 2026 - 9:26

score 237 · Answer 7 · 2026-04-10 22:55:51

237

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Find Eigenvalues of a Matrix to Diagonalize

Published on 10 Apr 2026 - 22:55

score 1.9k · Answer 8 · 2026-04-16 12:55:07

1.9k

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I need to find a real 2 x 2 matrix A such that all the entries of A are nonzero and 2i is an eigenvalue.

Published on 16 Apr 2026 - 12:55

score 39 · Answer 9 · 2026-04-12 17:20:35

39

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How to calculate the largest eigenvalue of a matrix where every entry is 1.

Published on 12 Apr 2026 - 17:20

score 33 · Answer 10 · 2026-04-13 10:35:38

33

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Using Eigenvalues to prove a matrix?

Published on 13 Apr 2026 - 10:35

score 3.4k · Answer 11 · 2026-04-16 21:48:01

3.4k

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A symmetric matrix with eigenvalues all $0$ or all $1$: does it equal $0$ or identity?

Published on 16 Apr 2026 - 21:48

score 233 · Answer 12 · 2026-04-14 01:43:43

233

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Linear Algebra Eigenbasis Proof Help

Published on 14 Apr 2026 - 1:43

score 584 · Answer 13 · 2026-04-15 17:59:38

584

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Find all $2\times 2$ matrices $A$ such that $E_7 = \mathbb{R}^2$

Published on 15 Apr 2026 - 17:59

score 206 · Answer 14 · 2026-04-12 03:40:24

206

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Computation the different spectrums of an operator

Published on 12 Apr 2026 - 3:40

score 2.1k · Answer 15 · 2026-04-16 13:20:36

2.1k

Views

Is it true that $\sigma(AB) =\sigma(BA) $.

Published on 16 Apr 2026 - 13:20

List Question

Applying perturbed matrix to unperturbed eigenvector

Is the matrix diagonalizable?

Given a unitary matrix U = I - vv, where vv = 2, what are the eigenvalues/eigenvectors of U?

Prove $c \lambda+ k$ is an eigenvalue for $cA + kIn$ and $x$ is an eigenvector corresponding to $c \lambda + k$

Finding the general solution to the inhomogenous system y' = Ay +f where...

Computing eigenvector corresponding to dominant eigenvector.

Find Eigenvalues of a Matrix to Diagonalize

I need to find a real 2 x 2 matrix A such that all the entries of A are nonzero and 2i is an eigenvalue.

How to calculate the largest eigenvalue of a matrix where every entry is 1.

Using Eigenvalues to prove a matrix?

A symmetric matrix with eigenvalues all $0$ or all $1$: does it equal $0$ or identity?

Linear Algebra Eigenbasis Proof Help

Find all $2\times 2$ matrices $A$ such that $E_7 = \mathbb{R}^2$

Computation the different spectrums of an operator

Is it true that $\sigma(AB) =\sigma(BA) $.

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