Question

Unbounded linear operator, projection from graph not open

score 129 · Answer 1 · 2026-03-26 03:44:32

129

Views

Unbounded linear operator, projection from graph not open

Published on 26 Mar 2026 - 3:44

score 115 · Answer 2 · 2026-03-18 07:05:04

115

Views

I don't understand this $\left(\left[T\right]^B_C\right)^{-1}=\left[T^{-1}\right]^C_B$

Published on 18 Mar 2026 - 7:05

score 41 · Answer 3 · 2026-03-25 11:55:58

41

Views

A different way to define homomorphism.

Published on 25 Mar 2026 - 11:55

score 153 · Answer 4 · 2026-03-21 14:38:50

153

Views

Linear algebra: what is the purpose of passive transformation matrix?

Published on 21 Mar 2026 - 14:38

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

265

Views

Find matrix representation based on two vector transformations

Published on 22 Mar 2026 - 4:50

score 95 · Answer 6 · 2026-03-17 06:56:37

95

Views

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 48 · Answer 7 · 2026-03-21 17:37:52

48

Views

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 182 · Answer 8 · 2026-03-19 03:06:49

182

Views

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

Published on 19 Mar 2026 - 3:06

score 65 · Answer 9 · 2026-03-20 11:06:43

65

Views

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

score 86 · Answer 10 · 2026-03-25 11:55:26

86

Views

For what $k$ is $g_k\circ f_k$ invertible?

Published on 25 Mar 2026 - 11:55

score 420 · Answer 11 · 2026-03-26 03:00:49

420

Views

Transformation of functions and group action

Published on 26 Mar 2026 - 3:00

score 77 · Answer 12 · 2026-03-25 03:21:13

77

Views

Characterization of vectors such that a linear transformation has the property $\|Mx\| > \rho(M)\|x\|$

Published on 25 Mar 2026 - 3:21

score 275 · Answer 13 · 2026-03-25 11:55:16

275

Views

Decomposition of complex vector space

Published on 25 Mar 2026 - 11:55

score 38 · Answer 14 · 2026-03-26 02:59:50

38

Views

Question about surjectivity of a linear map

Published on 26 Mar 2026 - 2:59

score 412 · Answer 15 · 2026-03-25 11:51:37

412

Views

Prove that two kernels are equal

Published on 25 Mar 2026 - 11:51

List Question

Unbounded linear operator, projection from graph not open

I don't understand this $\left(\left[T\right]^B_C\right)^{-1}=\left[T^{-1}\right]^C_B$

A different way to define homomorphism.

Linear algebra: what is the purpose of passive transformation matrix?

Find matrix representation based on two vector transformations

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

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

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

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

For what $k$ is $g_k\circ f_k$ invertible?

Transformation of functions and group action

Characterization of vectors such that a linear transformation has the property $\|Mx\| > \rho(M)\|x\|$

Decomposition of complex vector space

Question about surjectivity of a linear map

Prove that two kernels are equal

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