Question

connection between trace and determinant to matrices similarity in 2X2 matrices

score 142 · Answer 1 · 2022-02-26 16:58:43

142

Views

connection between trace and determinant to matrices similarity in 2X2 matrices

Published on 26 Feb 2022 - 16:58

score 363 · Answer 2 · 2022-03-02 10:43:15

363

Views

Conditions for an operator to be diagonalisable in a Hilbert space

Published on 02 Mar 2022 - 10:43

score 30 · Answer 3 · 2022-03-05 17:23:44

30

Views

Columns & diagonalizability of a matrix.

Published on 05 Mar 2022 - 17:23

score 49 · Answer 4 · 2022-03-05 17:47:05

49

Views

Entries of matrices of a complex representation of a finite group are all algebraic in some basis

Published on 05 Mar 2022 - 17:47

score 184 · Answer 5 · 2026-04-06 03:18:24

184

Views

Using diagonalisation of a symmetric on quadratic form

Published on 06 Apr 2026 - 3:18

score 295 · Answer 6 · 2022-03-07 21:58:48

295

Views

Finding values so a matrix is not diagonalizable.

Published on 07 Mar 2022 - 21:58

score 41 · Answer 7 · 2022-03-08 11:02:00

41

Views

If $A$ and $B$ are diagonal and $C$ is a real symmetric matrix and $A=BC$, does $C$ need to be diagonal too?

Published on 08 Mar 2022 - 11:02

score 416 · Answer 8 · 2022-03-08 19:01:03

416

Views

Range and null space of a diagonalizable linear operator

Published on 08 Mar 2022 - 19:01

score 218 · Answer 9 · 2022-03-10 23:20:11

218

Views

If $\lambda(\mathbf{A}+\mathbf{B})=\lambda(\mathbf{A})+\lambda(\mathbf{B})$, are HPD matrices $\mathbf{A}, \mathbf{B}$ simultaneously diagonalizable?

Published on 10 Mar 2022 - 23:20

score 206 · Answer 10 · 2022-03-13 13:45:04

206

Views

Is orthogonal diagonalization of real symmetric matrix unique for each eigenvalues' permutation?

Published on 13 Mar 2022 - 13:45

score 407 · Answer 11 · 2022-03-14 22:31:51

407

Views

Is the product of two invertible symmetric matrices always diagonalizable?

Published on 14 Mar 2022 - 22:31

score 159 · Answer 12 · 2026-03-27 16:38:19

159

Views

Are submatrices of an arbitrary complex unitary matrix diagonalizable?

Published on 27 Mar 2026 - 16:38

score 86 · Answer 13 · 2022-03-21 02:20:32

86

Views

How do we algebraically manipulate non-commutative equations? (Ie. Diagonalization: $A=PDP^{-1} \rightarrow AP=PD$)

Published on 21 Mar 2022 - 2:20

score 146 · Answer 14 · 2026-03-28 02:05:20

146

Views

Find the determinant of a sum of idempotent matrices

Published on 28 Mar 2026 - 2:05

score 20 · Answer 15 · 2026-04-03 05:31:50

20

Views

Validating the base I found diagonalizes a linear operator.

Published on 03 Apr 2026 - 5:31

List Question

connection between trace and determinant to matrices similarity in 2X2 matrices

Conditions for an operator to be diagonalisable in a Hilbert space

Columns & diagonalizability of a matrix.

Entries of matrices of a complex representation of a finite group are all algebraic in some basis

Using diagonalisation of a symmetric on quadratic form

Finding values so a matrix is not diagonalizable.

If $A$ and $B$ are diagonal and $C$ is a real symmetric matrix and $A=BC$, does $C$ need to be diagonal too?

Range and null space of a diagonalizable linear operator

If $\lambda(\mathbf{A}+\mathbf{B})=\lambda(\mathbf{A})+\lambda(\mathbf{B})$, are HPD matrices $\mathbf{A}, \mathbf{B}$ simultaneously diagonalizable?

Is orthogonal diagonalization of real symmetric matrix unique for each eigenvalues' permutation?

Is the product of two invertible symmetric matrices always diagonalizable?

Are submatrices of an arbitrary complex unitary matrix diagonalizable?

How do we algebraically manipulate non-commutative equations? (Ie. Diagonalization: $A=PDP^{-1} \rightarrow AP=PD$)

Find the determinant of a sum of idempotent matrices

Validating the base I found diagonalizes a linear operator.

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