Question

Determinant as a measure of instability of a linear system

score 251 · Answer 1 · 2026-03-25 12:34:33

251

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Determinant as a measure of instability of a linear system

Published on 25 Mar 2026 - 12:34

score 1.8k · Answer 2 · 2018-01-19 13:39:32

1.8k

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Let $T:V\rightarrow V$ be a linear transformation such that $T^2=2T$

Published on 19 Jan 2018 - 13:39

score 488 · Answer 3 · 2026-03-17 16:23:44

488

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explicit description of eigenvector of a rotation

Published on 17 Mar 2026 - 16:23

score 625 · Answer 4 · 2018-01-19 13:47:12

625

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Orthogonally diagonalizable matrix and orthonormal basis

Published on 19 Jan 2018 - 13:47

score 1.6k · Answer 5 · 2018-01-19 14:05:03

1.6k

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How do you find conditions on constants a,b,c so that a system is inconsistent?

Published on 19 Jan 2018 - 14:05

score 45 · Answer 6 · 2026-03-20 05:57:52

45

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Find the dimension of a subspace and the orthogonality complement of another

Published on 20 Mar 2026 - 5:57

score 263 · Answer 7 · 2018-01-19 14:29:21

263

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Finding all values of k for exactly one, infinitely many, and no solutions

Published on 19 Jan 2018 - 14:29

score 57 · Answer 8 · 2026-03-20 17:40:45

57

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$A \in M_n$ is reducible if and only if there is a permutation $i_1, ... , i_n$ of $1,... , n$

Published on 20 Mar 2026 - 17:40

score 29 · Answer 9 · 2018-01-19 14:59:04

29

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Matrix of orthogonal rows

Published on 19 Jan 2018 - 14:59

score 35 · Answer 10 · 2026-03-25 09:44:49

35

Views

matrix&eigenvalues

Published on 25 Mar 2026 - 9:44

score 80 · Answer 11 · 2026-03-22 05:10:32

80

Views

How to determine the rank of the following general $\mathbb{R}$-linear transformation.

Published on 22 Mar 2026 - 5:10

score 145 · Answer 12 · 2026-03-20 11:44:08

145

Views

For a non diagnolizable Matrix $A_{n\times n}$ exists a non zero polynomial $p(t)$ of degree $< n$ s.t. $(p(A))^2=0$

Published on 20 Mar 2026 - 11:44

score 33 · Answer 13 · 2026-03-20 18:54:47

33

Views

Pack two fractional values into a single integer while preserving a total order

Published on 20 Mar 2026 - 18:54

score 202 · Answer 14 · 2018-01-19 17:35:34

202

Views

Solve $Ax \approx b$ for A based on multiple noisy (!) samples of x and b

Published on 19 Jan 2018 - 17:35

score 50 · Answer 15 · 2026-03-22 00:15:17

50

Views

On computing the kernel of an arbitrary linear transformation

Published on 22 Mar 2026 - 0:15

List Question

Determinant as a measure of instability of a linear system

Let $T:V\rightarrow V$ be a linear transformation such that $T^2=2T$

explicit description of eigenvector of a rotation

Orthogonally diagonalizable matrix and orthonormal basis

How do you find conditions on constants a,b,c so that a system is inconsistent?

Find the dimension of a subspace and the orthogonality complement of another

Finding all values of k for exactly one, infinitely many, and no solutions

$A \in M_n$ is reducible if and only if there is a permutation $i_1, ... , i_n$ of $1,... , n$

Matrix of orthogonal rows

matrix&eigenvalues

How to determine the rank of the following general $\mathbb{R}$-linear transformation.

For a non diagnolizable Matrix $A_{n\times n}$ exists a non zero polynomial $p(t)$ of degree $< n$ s.t. $(p(A))^2=0$

Pack two fractional values into a single integer while preserving a total order

Solve $Ax \approx b$ for A based on multiple noisy (!) samples of x and b

On computing the kernel of an arbitrary linear transformation

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