Question

Evaluating trivial integral with linear algebra

score 165 · Answer 1 · 2026-04-12 05:21:51

165

Views

Evaluating trivial integral with linear algebra

Published on 12 Apr 2026 - 5:21

score 127 · Answer 2 · 2026-05-11 09:26:36

127

Views

Question about diagonalizability and generalized eigenspaces

Published on 11 May 2026 - 9:26

score 180 · Answer 3 · 2026-04-12 05:02:40

180

Views

Showing that $\sqrt{\langle \mathbf{a}, \mathbf{a} \rangle}$ satisfies triangle inequality.

Published on 12 Apr 2026 - 5:02

score 168 · Answer 4 · 2026-05-10 14:49:40

168

Views

Rank of composition of non-square transpose matrices

Published on 10 May 2026 - 14:49

score 89 · Answer 5 · 2026-04-21 12:11:44

89

Views

Finding the determinant of a $2\times 2$ matrix

Published on 21 Apr 2026 - 12:11

score 64 · Answer 6 · 2026-05-12 18:17:49

64

Views

In PCA, why for every $x \in \mathbb{R}^n$, $x=\sum_{k=1}^n u^T_k x \space u_k$?

Published on 12 May 2026 - 18:17

score 24 · Answer 7 · 2026-04-15 23:57:51

24

Views

Show that $f=\sum_{j=0}^{n}f_jx^j$ for $f\in R[x]$ and $f_i=0$ for all $i>n$.

Published on 15 Apr 2026 - 23:57

score 121 · Answer 8 · 2026-05-16 00:01:21

121

Views

Show that if $\textbf{u}+\textbf{v}+\textbf{w}=\textbf{0}$, then $\textbf{u}\times\textbf{v}=\textbf{v}\times\textbf{w}=\textbf{w}\times\textbf{u}$

Published on 16 May 2026 - 0:01

score 109 · Answer 9 · 2026-04-17 07:10:42

109

Views

Why ${(2S)}^{-1} - {(2S)}^{-1}({I + 4S})^{-1} =2\times({I + 4S})^{-1}$

Published on 17 Apr 2026 - 7:10

score 2.3k · Answer 10 · 2026-04-13 16:04:25

2.3k

Views

Finding the appropriate Linear Transformation given input and output points

Published on 13 Apr 2026 - 16:04

score 697 · Answer 11 · 2026-04-17 07:02:00

697

Views

A fundamental confusion between Affine space and quotient space

Published on 17 Apr 2026 - 7:02

score 199 · Answer 12 · 2026-04-11 21:10:21

199

Views

Defining a rotation vector as a function of theta

Published on 11 Apr 2026 - 21:10

score 412 · Answer 13 · 2026-04-08 17:35:32

412

Views

Representation of differentiation operator

Published on 08 Apr 2026 - 17:35

score 70 · Answer 14 · 2026-04-11 22:38:14

70

Views

Finding an unequal determinant of a squared matrix

Published on 11 Apr 2026 - 22:38

score 52 · Answer 15 · 2026-05-10 16:13:48

52

Views

Is there a name for "almost-subspaces" $U$ that do not satisfy $cu \in U, \forall u \in U$? If so do they have any properties?

Published on 10 May 2026 - 16:13

List Question

Evaluating trivial integral with linear algebra

Question about diagonalizability and generalized eigenspaces

Showing that $\sqrt{\langle \mathbf{a}, \mathbf{a} \rangle}$ satisfies triangle inequality.

Rank of composition of non-square transpose matrices

Finding the determinant of a $2\times 2$ matrix

In PCA, why for every $x \in \mathbb{R}^n$, $x=\sum_{k=1}^n u^T_k x \space u_k$?

Show that $f=\sum_{j=0}^{n}f_jx^j$ for $f\in R[x]$ and $f_i=0$ for all $i>n$.

Show that if $\textbf{u}+\textbf{v}+\textbf{w}=\textbf{0}$, then $\textbf{u}\times\textbf{v}=\textbf{v}\times\textbf{w}=\textbf{w}\times\textbf{u}$

Why ${(2S)}^{-1} - {(2S)}^{-1}({I + 4S})^{-1} =2\times({I + 4S})^{-1}$

Finding the appropriate Linear Transformation given input and output points

A fundamental confusion between Affine space and quotient space

Defining a rotation vector as a function of theta

Representation of differentiation operator

Finding an unequal determinant of a squared matrix

Is there a name for "almost-subspaces" $U$ that do not satisfy $cu \in U, \forall u \in U$? If so do they have any properties?

Trending Questions

Popular # Hahtags

Popular Questions