Question

Proving an endomorphism is an orthogonal projection.

score 289 · Answer 1 · 2026-05-10 16:11:09

289

Views

Proving an endomorphism is an orthogonal projection.

Published on 10 May 2026 - 16:11

score 36 · Answer 2 · 2026-05-10 16:05:12

36

Views

Function $(f^n)_i:=\begin{cases}1\text{ if }i=n,\\0\text{ else }\end{cases}$ on polynomial ring $R[x]$

Published on 10 May 2026 - 16:05

score 127 · Answer 3 · 2026-04-17 04:13:52

127

Views

Kernel and matrix of linear transformation $(x_1,x_2,x_3,x_4)^T\mapsto(x_2-x_1,x_3-x_2,x_4-x_3)$

Published on 17 Apr 2026 - 4:13

score 69 · Answer 4 · 2026-04-11 22:22:58

69

Views

Prove: $\langle p, v\rangle = \|p\|^2$

Published on 11 Apr 2026 - 22:22

score 89 · Answer 5 · 2026-04-09 11:18:27

89

Views

Properties of specific matrix

Published on 09 Apr 2026 - 11:18

score 857 · Answer 6 · 2026-05-10 17:13:29

857

Views

restriction of a bilinear form

Published on 10 May 2026 - 17:13

score 137 · Answer 7 · 2026-04-17 04:31:48

137

Views

Prove that $m^2(r^2-a^2)+2am(b-c)+2bc-b^2-c^2+r^2<0$

Published on 17 Apr 2026 - 4:31

score 585 · Answer 8 · 2026-04-11 13:51:29

585

Views

construct a unitary matrix

Published on 11 Apr 2026 - 13:51

score 512 · Answer 9 · 2026-04-25 00:14:28

512

Views

Can the gravitational force of a many-body system be calculated via matrix operations?

Published on 25 Apr 2026 - 0:14

score 683 · Answer 10 · 2026-04-12 10:01:24

683

Views

Proving a matrix is invertible given equation (without identity matrix)

Published on 12 Apr 2026 - 10:01

score 48 · Answer 11 · 2026-04-15 06:00:53

if $A\in M_{n×n}^{\mathbb{C}}$ and self-adjoint then $\exists t\in \mathbb{R}$ such that $A-tI$ is a negative-definite matrix

score 54 · Answer 12 · 2026-04-15 15:24:47

54

Views

Value of $a$ & $b$ individually

Published on 15 Apr 2026 - 15:24

score 69 · Answer 13 · 2026-04-09 14:59:44

69

Views

Inequality involving the sum of functions

Published on 09 Apr 2026 - 14:59

score 79 · Answer 14 · 2026-05-10 16:14:25

79

Views

Controllability of a convex polytope of matrices of LTI system

Published on 10 May 2026 - 16:14

score 306 · Answer 15 · 2026-05-10 15:08:16

306

Views

Understanding binding constraints associated with points in $\mathbb{R}^3$

Published on 10 May 2026 - 15:08

List Question

Proving an endomorphism is an orthogonal projection.

Function $(f^n)_i:=\begin{cases}1\text{ if }i=n,\\0\text{ else }\end{cases}$ on polynomial ring $R[x]$

Kernel and matrix of linear transformation $(x_1,x_2,x_3,x_4)^T\mapsto(x_2-x_1,x_3-x_2,x_4-x_3)$

Prove: $\langle p, v\rangle = \|p\|^2$

Properties of specific matrix

restriction of a bilinear form

Prove that $m^2(r^2-a^2)+2am(b-c)+2bc-b^2-c^2+r^2<0$

construct a unitary matrix

Can the gravitational force of a many-body system be calculated via matrix operations?

Proving a matrix is invertible given equation (without identity matrix)

if $A\in M_{n×n}^{\mathbb{C}}$ and self-adjoint then $\exists t\in \mathbb{R}$ such that $A-tI$ is a negative-definite matrix

Value of $a$ & $b$ individually

Inequality involving the sum of functions

Controllability of a convex polytope of matrices of LTI system

Understanding binding constraints associated with points in $\mathbb{R}^3$

Trending Questions

Popular # Hahtags

Popular Questions