Question

$A,B$ are $l \times m $ matrices of rank $l.$ Then there is an invertible matrix $P$ such that $AP=B,$

score 100 · Answer 1 · 2018-10-08 03:48:03

100

Views

$A,B$ are $l \times m $ matrices of rank $l.$ Then there is an invertible matrix $P$ such that $AP=B,$

Published on 08 Oct 2018 - 3:48

score 176 · Answer 2 · 2018-10-08 07:46:22

176

Views

Is $\text{Im}(\sigma)\cap \text{Ker}(\sigma)=\{0\}$ true for any linear transformation?

Published on 08 Oct 2018 - 7:46

score 136 · Answer 3 · 2026-03-26 08:05:51

136

Views

Linear Independence and Derivative Matrix of the 3rd order polynomial

Published on 26 Mar 2026 - 8:05

score 68 · Answer 4 · 2018-10-08 14:34:51

68

Views

Help for understanding a proof that two endomorphisms coincide iff they have similar representative matrices

Published on 08 Oct 2018 - 14:34

score 156 · Answer 5 · 2026-03-27 07:20:00

156

Views

independent binary vectors over $\mathbb{R}$ are also independent over GF($2$)?

Published on 27 Mar 2026 - 7:20

score 228 · Answer 6 · 2026-03-27 19:33:27

228

Views

On minimum distance from one row vector to the linear span of the others

Published on 27 Mar 2026 - 19:33

score 58 · Answer 7 · 2026-03-26 09:49:34

58

Views

Finding basis for $P_2$ that satisfy conditions

Published on 26 Mar 2026 - 9:49

score 211 · Answer 8 · 2018-10-08 22:00:07

211

Views

Prove trigonometric identity cos(2x) with rotation matrix

Published on 08 Oct 2018 - 22:00

score 39 · Answer 9 · 2018-10-09 00:25:40

39

Views

Extension linear transformation in closure set. Barry Simon.

Published on 09 Oct 2018 - 0:25

score 1.1k · Answer 10 · 2026-03-26 12:53:46

1.1k

Views

Change of Basis Matrix: Prove $[T]_{\gamma^{'}}^{\beta^{'}} = P^{-1}[T]_{\gamma}^{\beta} Q$

Published on 26 Mar 2026 - 12:53

score 80 · Answer 11 · 2026-03-27 18:34:39

80

Views

Unitary map in hilbert spaces, is anti isometric.

Published on 27 Mar 2026 - 18:34

score 298 · Answer 12 · 2018-10-09 07:28:20

298

Views

Show that the set {I, T, T2 , . . . } of powers of T is linearly independent in L(V ).

Published on 09 Oct 2018 - 7:28

score 1.5k · Answer 13 · 2018-10-09 07:50:58

1.5k

Views

Intersection of two subspaces of a 3 dimensional vector space

Published on 09 Oct 2018 - 7:50

score 60 · Answer 14 · 2018-10-09 12:03:06

60

Views

A function T: $T : \Bbb{R^{1}} \to \Bbb{R^{1}} $ is a linear transform if and only if it is written on the form $T(x)=ax+b$?

Published on 09 Oct 2018 - 12:03

score 176 · Answer 15 · 2026-03-25 01:41:16

176

Views

How does PageRank deal with nodes that do not have out-links?

Published on 25 Mar 2026 - 1:41

List Question

$A,B$ are $l \times m $ matrices of rank $l.$ Then there is an invertible matrix $P$ such that $AP=B,$

Is $\text{Im}(\sigma)\cap \text{Ker}(\sigma)=\{0\}$ true for any linear transformation?

Linear Independence and Derivative Matrix of the 3rd order polynomial

Help for understanding a proof that two endomorphisms coincide iff they have similar representative matrices

independent binary vectors over $\mathbb{R}$ are also independent over GF($2$)?

On minimum distance from one row vector to the linear span of the others

Finding basis for $P_2$ that satisfy conditions

Prove trigonometric identity cos(2x) with rotation matrix

Extension linear transformation in closure set. Barry Simon.

Change of Basis Matrix: Prove $[T]_{\gamma^{'}}^{\beta^{'}} = P^{-1}[T]_{\gamma}^{\beta} Q$

Unitary map in hilbert spaces, is anti isometric.

Show that the set {I, T, T2 , . . . } of powers of T is linearly independent in L(V ).

Intersection of two subspaces of a 3 dimensional vector space

A function T: $T : \Bbb{R^{1}} \to \Bbb{R^{1}} $ is a linear transform if and only if it is written on the form $T(x)=ax+b$?

How does PageRank deal with nodes that do not have out-links?

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