Question

What's the maximum of $w'Aw$?

score 180 · Answer 1 · 2017-04-10 14:51:15

180

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What's the maximum of $w'Aw$?

Published on 10 Apr 2017 - 14:51

score 149 · Answer 2 · 2017-04-11 15:47:57

149

Views

Fourier Series Property of Orthonormal Set

Published on 11 Apr 2017 - 15:47

score 61 · Answer 3 · 2017-04-12 15:01:26

61

Views

The transpose operator on $M_{2 \times 2}$ is orthogonal with respect to the inner product $A \cdot B = \textrm{trace}(A^T B)$

Published on 12 Apr 2017 - 15:01

score 69 · Answer 4 · 2026-03-29 10:29:36

69

Views

Characteristics of an Operator (T) on a Complex Inner-Product Space with $T^* = -T$

Published on 29 Mar 2026 - 10:29

score 146 · Answer 5 · 2017-04-14 06:35:35

146

Views

Inner Product of Fourier Series with Orthonormal Set

Published on 14 Apr 2017 - 6:35

score 2.7k · Answer 6 · 2017-04-19 06:57:40

2.7k

Views

Constructing a $4\times4$ orthogonal matrix having $\frac{1}{2}(1,1,1,1)$ as its first row

Published on 19 Apr 2017 - 6:57

score 111 · Answer 7 · 2026-03-29 04:10:50

111

Views

Consider the following representation of $SO_2$. Reduce it to a unitary representation.

Published on 29 Mar 2026 - 4:10

score 274 · Answer 8 · 2017-04-21 18:16:00

274

Views

Find an orthonormal basis $ B $ for $ \mathbf{R}^{3} $ such that $ [T]_{B} $ is diagonal.

Published on 21 Apr 2017 - 18:16

score 48 · Answer 9 · 2017-04-22 15:04:01

48

Views

What's the slickest way to show $[x,v,x\times v]\in SO(3)$?

Published on 22 Apr 2017 - 15:04

score 1.4k · Answer 10 · 2026-03-27 02:39:52

1.4k

Views

Geometric interpretation of eigenvalues for a reflection

Published on 27 Mar 2026 - 2:39

score 594 · Answer 11 · 2017-04-27 13:10:07

594

Views

Dense Subspaces and Orthonormal Bases.

Published on 27 Apr 2017 - 13:10

score 232 · Answer 12 · 2017-04-30 22:19:22

232

Views

Existence of an orthonormal basis on a closed subset of a Hilbert space

Published on 30 Apr 2017 - 22:19

score 683 · Answer 13 · 2017-05-02 19:19:23

683

Views

Obtain an orthonormal basis of eigenvectors from the Hilbert-Schmidt theorem

Published on 02 May 2017 - 19:19

score 421 · Answer 14 · 2017-05-03 23:33:06

421

Views

Can I use outer product of reproducing kernel functions $\sum_i |k_{x_{i}}(\cdot)\rangle\langle k_{x_{i}}(\cdot)|$ as identity operator in RKHS?

Published on 03 May 2017 - 23:33

score 358 · Answer 15 · 2026-03-25 13:05:03

358

Views

Orthonormal bases for $L^{2}(\mathbb{R})$ aside from Hermite functions?

Published on 25 Mar 2026 - 13:05

List Question

What's the maximum of $w'Aw$?

Fourier Series Property of Orthonormal Set

The transpose operator on $M_{2 \times 2}$ is orthogonal with respect to the inner product $A \cdot B = \textrm{trace}(A^T B)$

Characteristics of an Operator (T) on a Complex Inner-Product Space with $T^* = -T$

Inner Product of Fourier Series with Orthonormal Set

Constructing a $4\times4$ orthogonal matrix having $\frac{1}{2}(1,1,1,1)$ as its first row

Consider the following representation of $SO_2$. Reduce it to a unitary representation.

Find an orthonormal basis $ B $ for $ \mathbf{R}^{3} $ such that $ [T]_{B} $ is diagonal.

What's the slickest way to show $[x,v,x\times v]\in SO(3)$?

Geometric interpretation of eigenvalues for a reflection

Dense Subspaces and Orthonormal Bases.

Existence of an orthonormal basis on a closed subset of a Hilbert space

Obtain an orthonormal basis of eigenvectors from the Hilbert-Schmidt theorem

Can I use outer product of reproducing kernel functions $\sum_i |k_{x_{i}}(\cdot)\rangle\langle k_{x_{i}}(\cdot)|$ as identity operator in RKHS?

Orthonormal bases for $L^{2}(\mathbb{R})$ aside from Hermite functions?

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