Question

symmetric $(2k)\times (2k)$ matrix, $k \geq 4$, consisting of $0$s and $1$s with exactly $k$ ones in each row and column

score 140 · Answer 1 · 2026-04-14 18:08:42

140

Views

symmetric $(2k)\times (2k)$ matrix, $k \geq 4$, consisting of $0$s and $1$s with exactly $k$ ones in each row and column

Published on 14 Apr 2026 - 18:08

score 357 · Answer 2 · 2026-04-14 06:08:39

357

Views

Showing there exists a zero transformation between two vector spaces

Published on 14 Apr 2026 - 6:08

score 98 · Answer 3 · 2026-04-10 23:19:43

98

Views

Finding trace of a matrix by minimal polynolmial

Published on 10 Apr 2026 - 23:19

score 1.5k · Answer 4 · 2026-04-11 02:32:09

1.5k

Views

How to understand conjugate in orthogonal system of functions

Published on 11 Apr 2026 - 2:32

score 810 · Answer 5 · 2026-04-14 01:01:32

810

Views

Showing curl curl of symmetric gradient is 0

Published on 14 Apr 2026 - 1:01

score 62 · Answer 6 · 2026-04-15 07:02:00

62

Views

Sequence of multiples of two matrices over $F_2$

Published on 15 Apr 2026 - 7:02

score 892 · Answer 7 · 2026-04-10 02:43:44

892

Views

Fundamental Solution of the Four-Dimensional Laplacian

Published on 10 Apr 2026 - 2:43

score 178 · Answer 8 · 2026-04-14 18:00:32

178

Views

Assume the existence of an $A$-orthonormal system $\{u^{(1)},u^{(2)},..., u^{(n)}\}$ and prove that $A$ is symmetric and positive definite.

Published on 14 Apr 2026 - 18:00

score 850 · Answer 9 · 2026-04-14 15:19:28

850

Views

Inner Product Space of Symmetric Matrices

Published on 14 Apr 2026 - 15:19

score 57 · Answer 10 · 2026-04-14 06:29:08

57

Views

Are the following proofs correct (1)?

Published on 14 Apr 2026 - 6:29

score 30 · Answer 11 · 2026-04-14 04:32:11

30

Views

Are the following proofs correct(2)?

Published on 14 Apr 2026 - 4:32

score 38 · Answer 12 · 2026-04-14 03:47:49

38

Views

Are the following proofs correct(3)?

Published on 14 Apr 2026 - 3:47

score 70 · Answer 13 · 2026-04-11 21:49:47

70

Views

Show linearization of points are the same for nonlinear system

Published on 11 Apr 2026 - 21:49

score 74 · Answer 14 · 2026-04-15 12:23:53

74

Views

Invariant subgroup in a self-conjugate pair multiplication in Unitary Group $U(3)$

Published on 15 Apr 2026 - 12:23

score 241 · Answer 15 · 2026-04-13 06:49:28

241

Views

Why is $\operatorname{adj}\left(\operatorname{adj}(A)\right)$ is not equal to $A$?

Published on 13 Apr 2026 - 6:49

List Question

symmetric $(2k)\times (2k)$ matrix, $k \geq 4$, consisting of $0$s and $1$s with exactly $k$ ones in each row and column

Showing there exists a zero transformation between two vector spaces

Finding trace of a matrix by minimal polynolmial

How to understand conjugate in orthogonal system of functions

Showing curl curl of symmetric gradient is 0

Sequence of multiples of two matrices over $F_2$

Fundamental Solution of the Four-Dimensional Laplacian

Assume the existence of an $A$-orthonormal system $\{u^{(1)},u^{(2)},..., u^{(n)}\}$ and prove that $A$ is symmetric and positive definite.

Inner Product Space of Symmetric Matrices

Are the following proofs correct (1)?

Are the following proofs correct(2)?

Are the following proofs correct(3)?

Show linearization of points are the same for nonlinear system

Invariant subgroup in a self-conjugate pair multiplication in Unitary Group $U(3)$

Why is $\operatorname{adj}\left(\operatorname{adj}(A)\right)$ is not equal to $A$?

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