Question

Proof every operator has an upper-triangular matrix

score 2.4k · Answer 1 · 2026-04-10 17:02:27

2.4k

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Proof every operator has an upper-triangular matrix

Published on 10 Apr 2026 - 17:02

score 70 · Answer 2 · 2026-04-11 16:13:16

70

Views

Find linear transformation isomorphism

Published on 11 Apr 2026 - 16:13

score 420 · Answer 3 · 2026-05-14 18:21:24

420

Views

Vandermonde matrices nullspaces and notation

Published on 14 May 2026 - 18:21

score 35 · Answer 4 · 2026-04-17 15:36:13

35

Views

If $b_i$ is a base of $F_i$ and $F = F_1 \oplus \dots \oplus F_n$ then the concatenation of $b_i$ forms a base of $F$

Published on 17 Apr 2026 - 15:36

score 154 · Answer 5 · 2026-04-11 12:05:52

154

Views

Linear Independence: How to maintain it through linear combinations

Published on 11 Apr 2026 - 12:05

score 50 · Answer 6 · 2026-04-12 07:18:15

50

Views

Link between two forms of solution for a linear dynamical system

Published on 12 Apr 2026 - 7:18

score 74 · Answer 7 · 2026-04-15 21:32:46

74

Views

Determine whether the vector $(1, 1, 1, 0)^T$ belongs to $U$ or not.

Published on 15 Apr 2026 - 21:32

score 38 · Answer 8 · 2026-05-10 16:59:50

38

Views

What do the other symmetric polynomials of the nonzero eigenvalues of the graph Laplacian encode?

Published on 10 May 2026 - 16:59

score 631 · Answer 9 · 2026-04-16 22:43:56

631

Views

Equivalence of determinantal definition or rank and rowrank definition of rank.

Published on 16 Apr 2026 - 22:43

score 411 · Answer 10 · 2026-05-11 00:32:47

411

Views

Max dimension of subspace $U\subseteq V$, where $V$ is a vector space of functions $[0,1]\rightarrow \Bbb R$

Published on 11 May 2026 - 0:32

score 711 · Answer 11 · 2026-05-15 11:13:39

711

Views

SVD related orthogonal projection

Published on 15 May 2026 - 11:13

score 677 · Answer 12 · 2026-05-11 08:36:02

677

Views

How to get Jordan Form above the diagonal and not below it?

Published on 11 May 2026 - 8:36

score 1k · Answer 13 · 2026-05-15 10:09:49

1k

Views

Three values for quadratic equation?

Published on 15 May 2026 - 10:09

score 654 · Answer 14 · 2026-04-24 16:05:39

654

Views

Question about reducing a matrix to Row Echelon form

Published on 24 Apr 2026 - 16:05

score 207 · Answer 15 · 2026-04-11 04:21:49

207

Views

Example of matrix $A$ for which det$\Phi = 0$?

Published on 11 Apr 2026 - 4:21

List Question

Proof every operator has an upper-triangular matrix

Find linear transformation isomorphism

Vandermonde matrices nullspaces and notation

If $b_i$ is a base of $F_i$ and $F = F_1 \oplus \dots \oplus F_n$ then the concatenation of $b_i$ forms a base of $F$

Linear Independence: How to maintain it through linear combinations

Link between two forms of solution for a linear dynamical system

Determine whether the vector $(1, 1, 1, 0)^T$ belongs to $U$ or not.

What do the other symmetric polynomials of the nonzero eigenvalues of the graph Laplacian encode?

Equivalence of determinantal definition or rank and rowrank definition of rank.

Max dimension of subspace $U\subseteq V$, where $V$ is a vector space of functions $[0,1]\rightarrow \Bbb R$

SVD related orthogonal projection

How to get Jordan Form above the diagonal and not below it?

Three values for quadratic equation?

Question about reducing a matrix to Row Echelon form

Example of matrix $A$ for which det$\Phi = 0$?

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