Question

Eigenvalue on symmetric matrices inequality

score 445 · Answer 1 · 2026-04-14 05:07:34

445

Views

Eigenvalue on symmetric matrices inequality

Published on 14 Apr 2026 - 5:07

score 40 · Answer 2 · 2026-04-14 08:30:54

40

Views

Determining Orthogonal Plane from 2 other points

Published on 14 Apr 2026 - 8:30

score 1.3k · Answer 3 · 2026-04-29 12:43:13

1.3k

Views

Dimension of an orthonormal basis

Published on 29 Apr 2026 - 12:43

score 291 · Answer 4 · 2026-05-10 15:47:47

291

Views

If $P_n$ is $n$th Legendre polynomial and $|x|\leqslant1$ then $\frac{1-x^2}{n^2}(P'_n)^2+P^{2}_{n} \le 1$

Published on 10 May 2026 - 15:47

score 78 · Answer 5 · 2026-04-15 00:47:17

78

Views

Compute the intersection of perpendicular lines

Published on 15 Apr 2026 - 0:47

score 107 · Answer 6 · 2026-04-21 08:21:33

107

Views

Distance from a vector to a linear span vectors in a separable Hilbert space.

Published on 21 Apr 2026 - 8:21

score 140 · Answer 7 · 2026-04-15 22:05:11

140

Views

How can I go about proving that vector $n$ is orthogonal to every vector $V_i$, such that $1\leq i \leq n-1$?

Published on 15 Apr 2026 - 22:05

score 204 · Answer 8 · 2026-04-28 01:28:25

204

Views

Eigenvectors belonging to distinct eigenvalues of a complex symmetric matrix are orthogonal?

Published on 28 Apr 2026 - 1:28

score 1.5k · Answer 9 · 2026-05-10 14:57:10

1.5k

Views

Writing projection in terms of projection matrix

Published on 10 May 2026 - 14:57

score 29 · Answer 10 · 2026-04-13 06:07:26

29

Views

Orthogonality relation seems to result in an indefinite case

Published on 13 Apr 2026 - 6:07

score 3k · Answer 11 · 2026-04-15 01:56:51

3k

Views

How do I write the matrix of the orthogonal projection spanned by these two vectors?

Published on 15 Apr 2026 - 1:56

score 33 · Answer 12 · 2026-04-15 03:06:26

33

Views

Calulating the orthogonal complement of the sp(1,-1,1) and the second complement.

Published on 15 Apr 2026 - 3:06

score 392 · Answer 13 · 2026-05-10 11:00:07

392

Views

Is a Sturm-Liouville operator the only 2nd order linear differential operator that is self-adjoint/Hermitian?

Published on 10 May 2026 - 11:00

score 351 · Answer 14 · 2026-05-07 16:52:55

351

Views

Orthogonal $4x4$ Latin Squares

Published on 07 May 2026 - 16:52

score 16.1k · Answer 15 · 2026-04-12 09:40:12

16.1k

Views

How to determine the equation of the hyperplane that contains several points

Published on 12 Apr 2026 - 9:40

List Question

Eigenvalue on symmetric matrices inequality

Determining Orthogonal Plane from 2 other points

Dimension of an orthonormal basis

If $P_n$ is $n$th Legendre polynomial and $|x|\leqslant1$ then $\frac{1-x^2}{n^2}(P'_n)^2+P^{2}_{n} \le 1$

Compute the intersection of perpendicular lines

Distance from a vector to a linear span vectors in a separable Hilbert space.

How can I go about proving that vector $n$ is orthogonal to every vector $V_i$, such that $1\leq i \leq n-1$?

Eigenvectors belonging to distinct eigenvalues of a complex symmetric matrix are orthogonal?

Writing projection in terms of projection matrix

Orthogonality relation seems to result in an indefinite case

How do I write the matrix of the orthogonal projection spanned by these two vectors?

Calulating the orthogonal complement of the sp(1,-1,1) and the second complement.

Is a Sturm-Liouville operator the only 2nd order linear differential operator that is self-adjoint/Hermitian?

Orthogonal $4x4$ Latin Squares

How to determine the equation of the hyperplane that contains several points

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