Question

connection of linear combination and linear dependent and linear independent

score 590 · Answer 1 · 2026-03-25 09:38:41

590

Views

connection of linear combination and linear dependent and linear independent

Published on 25 Mar 2026 - 9:38

score 91 · Answer 2 · 2018-02-28 05:09:18

91

Views

Is it possible to find a $3 \times 3$ matrix satisfying $p(t)=t^2+t+1$

Published on 28 Feb 2018 - 5:09

score 2.8k · Answer 3 · 2018-02-28 06:42:31

2.8k

Views

Symmetrizing a Matrix.

Published on 28 Feb 2018 - 6:42

score 379 · Answer 4 · 2018-02-28 07:18:30

379

Views

Prove that $B$ is non singular and that $AB^{-1}A=A$

Published on 28 Feb 2018 - 7:18

score 1.8k · Answer 5 · 2026-03-25 01:33:54

1.8k

Views

Mercer's Theorem for some simple kernels

Published on 25 Mar 2026 - 1:33

score 1.1k · Answer 6 · 2026-03-26 06:11:00

1.1k

Views

If $A+B+C=0$, then prove that the value of the determinant is $0$.

Published on 26 Mar 2026 - 6:11

score 54 · Answer 7 · 2018-02-28 09:13:22

54

Views

Elementary matrices operations and simplified expression

Published on 28 Feb 2018 - 9:13

score 122 · Answer 8 · 2018-02-28 10:38:03

122

Views

Bounds on total number of subspaces of finite field

Published on 28 Feb 2018 - 10:38

score 141 · Answer 9 · 2026-03-26 06:05:31

141

Views

Determinant of Union Jack matrix without Scottish diagonal

Published on 26 Mar 2026 - 6:05

score 37 · Answer 10 · 2026-03-24 20:33:22

37

Views

Derivative of $\left( a_{i,j}(x_{i,j}) \right)_{1 \leq i \leq n, j \leq 1 \leq n}$

Published on 24 Mar 2026 - 20:33

score 55 · Answer 11 · 2018-02-28 12:26:48

55

Views

When do isomorphisms map isos to isos?

Published on 28 Feb 2018 - 12:26

score 41 · Answer 12 · 2026-03-27 16:27:05

41

Views

Linear map of a linearly dependent list.

Published on 27 Mar 2026 - 16:27

score 152 · Answer 13 · 2026-03-25 01:18:55

152

Views

Prove $\Delta=\left|\begin{smallmatrix} 3x&-x+y&-x+z\\ -y+x&3y&-y+z\\-z+x&-z+y&3z\end{smallmatrix}\right|=3(x+y+z)(xy+yz+zx)$

Published on 25 Mar 2026 - 1:18

score 190 · Answer 14 · 2026-03-25 14:25:29

190

Views

$\exp$ of symmetric and skew-symmetric matrices of $\mathfrak{sl}(n, \mathbb{R})$ spans $SL(n, \mathbb{R})$

Published on 25 Mar 2026 - 14:25

score 57 · Answer 15 · 2026-03-26 06:03:17

57

Views

solving this exercise using determinants and not gauss' method?

Published on 26 Mar 2026 - 6:03

List Question

connection of linear combination and linear dependent and linear independent

Is it possible to find a $3 \times 3$ matrix satisfying $p(t)=t^2+t+1$

Symmetrizing a Matrix.

Prove that $B$ is non singular and that $AB^{-1}A=A$

Mercer's Theorem for some simple kernels

If $A+B+C=0$, then prove that the value of the determinant is $0$.

Elementary matrices operations and simplified expression

Bounds on total number of subspaces of finite field

Determinant of Union Jack matrix without Scottish diagonal

Derivative of $\left( a_{i,j}(x_{i,j}) \right)_{1 \leq i \leq n, j \leq 1 \leq n}$

When do isomorphisms map isos to isos?

Linear map of a linearly dependent list.

Prove $\Delta=\left|\begin{smallmatrix} 3x&-x+y&-x+z\\ -y+x&3y&-y+z\\-z+x&-z+y&3z\end{smallmatrix}\right|=3(x+y+z)(xy+yz+zx)$

$\exp$ of symmetric and skew-symmetric matrices of $\mathfrak{sl}(n, \mathbb{R})$ spans $SL(n, \mathbb{R})$

solving this exercise using determinants and not gauss' method?

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