Question

Minimal dimension needed for linearization of group action

score 56 · Answer 1 · 2026-03-18 05:27:05

56

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Minimal dimension needed for linearization of group action

Published on 18 Mar 2026 - 5:27

score 66 · Answer 2 · 2026-03-18 14:26:33

66

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For a $G$ a finite subgroup of $\mathbb{GL}_2(\mathbb{R})$ of rank $3$, show that $f^2 = \textrm{Id}$ for all $f \in G$

Published on 18 Mar 2026 - 14:26

score 33 · Answer 3 · 2026-03-21 23:51:24

33

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Find number between secuence

Published on 21 Mar 2026 - 23:51

score 92 · Answer 4 · 2026-03-17 18:32:30

92

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Prove if the following vectors are orthonormal set

Published on 17 Mar 2026 - 18:32

score 265 · Answer 5 · 2026-03-22 04:50:15

265

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Find matrix representation based on two vector transformations

Published on 22 Mar 2026 - 4:50

score 439 · Answer 6 · 2018-01-14 06:04:57

439

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If A has r independent columns and B has r independent rows, AB is invertible.

Published on 14 Jan 2018 - 6:04

score 95 · Answer 7 · 2026-03-17 06:56:37

95

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Is $A$ satisfying ${A^2} = - I$ similar to $\left[ {\begin{smallmatrix} 0&I \\ { - I}&0 \end{smallmatrix}} \right]$?

Published on 17 Mar 2026 - 6:56

score 348 · Answer 8 · 2026-03-20 06:38:45

348

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Can we call every set a topological space?

Published on 20 Mar 2026 - 6:38

score 374 · Answer 9 · 2026-03-22 07:40:23

374

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Definition of matrix valued smooth function

Published on 22 Mar 2026 - 7:40

score 48 · Answer 10 · 2026-03-21 17:37:52

48

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Let $T:V\to W$ on finite dimensional vector spaces, is it possible to use the determinant to determine that $T$ is invertible.

Published on 21 Mar 2026 - 17:37

score 161 · Answer 11 · 2026-03-17 19:13:51

161

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Determining a $4\times4$ matrix knowing $3$ of its $4$ eigenvectors and eigenvalues

Published on 17 Mar 2026 - 19:13

score 34 · Answer 12 · 2026-03-22 15:32:50

34

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find t so that U + W = $\mathbb R^4$

Published on 22 Mar 2026 - 15:32

score 182 · Answer 13 · 2026-03-19 03:06:49

182

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Basis-free proof of the fact that traceless linear maps are sums of commutators

Published on 19 Mar 2026 - 3:06

score 2.2k · Answer 14 · 2026-03-17 12:41:56

2.2k

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What is meant by input and output bases?

Published on 17 Mar 2026 - 12:41

score 65 · Answer 15 · 2026-03-20 11:06:43

65

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Assuming that A is the matrix of a linear operator F in S find the matrix B of F in R

Published on 20 Mar 2026 - 11:06

List Question

Minimal dimension needed for linearization of group action

For a $G$ a finite subgroup of $\mathbb{GL}_2(\mathbb{R})$ of rank $3$, show that $f^2 = \textrm{Id}$ for all $f \in G$

Find number between secuence

Prove if the following vectors are orthonormal set

Find matrix representation based on two vector transformations

If A has r independent columns and B has r independent rows, AB is invertible.

Is $A$ satisfying ${A^2} = - I$ similar to $\left[ {\begin{smallmatrix} 0&I \\ { - I}&0 \end{smallmatrix}} \right]$?

Can we call every set a topological space?

Definition of matrix valued smooth function

Let $T:V\to W$ on finite dimensional vector spaces, is it possible to use the determinant to determine that $T$ is invertible.

Determining a $4\times4$ matrix knowing $3$ of its $4$ eigenvectors and eigenvalues

find t so that U + W = $\mathbb R^4$

Basis-free proof of the fact that traceless linear maps are sums of commutators

What is meant by input and output bases?

Assuming that A is the matrix of a linear operator F in S find the matrix B of F in R

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