Question

Column Space, Rank and Matrix Concatenation

score 312 · Answer 1 · 2019-01-04 22:16:46

312

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Column Space, Rank and Matrix Concatenation

Published on 04 Jan 2019 - 22:16

score 461 · Answer 2 · 2019-01-09 17:26:31

461

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Rank of an integer matrix modulo a prime

Published on 09 Jan 2019 - 17:26

score 475 · Answer 3 · 2019-01-14 10:11:44

475

Views

$\operatorname{rank}(A) = \operatorname{rank}(B)$, Prove there exist $U, V$ invertible matrices such that: $A = UBV$

Published on 14 Jan 2019 - 10:11

score 94 · Answer 4 · 2019-01-16 10:14:21

94

Views

Probability for a boolean matrix from a certain class to have full rank

Published on 16 Jan 2019 - 10:14

score 401 · Answer 5 · 2019-01-17 08:16:36

401

Views

Quick way to find Rank of the matrix

Published on 17 Jan 2019 - 8:16

score 4.1k · Answer 6 · 2019-01-17 14:50:45

4.1k

Views

What is the intuition behind why a rank deficient matrix does not have an inverse?

Published on 17 Jan 2019 - 14:50

score 128 · Answer 7 · 2019-01-19 08:18:04

128

Views

If real matrices $A,B$ have the same ch. polynomial and rank, and rk$(A-\lambda I)= \text{rk}(B-\lambda I)$ for each eigenvalue, are they similar?

Published on 19 Jan 2019 - 8:18

score 518 · Answer 8 · 2019-01-21 00:03:23

518

Views

Find rank of AB, given that A has linearly independent columns and B has rank 2

Published on 21 Jan 2019 - 0:03

score 103 · Answer 9 · 2019-01-24 05:18:42

103

Views

Is $A+D$ an irreducible matrix?

Published on 24 Jan 2019 - 5:18

score 92 · Answer 10 · 2019-01-24 07:59:42

92

Views

For $n$ by $n$ matrix A, prove if dimension of row space > $n/2$, then $A^2 \ne 0$

Published on 24 Jan 2019 - 7:59

score 23 · Answer 11 · 2019-01-25 02:46:57

23

Views

Linearly Dependent Rows and Rank Graphical Understanding

Published on 25 Jan 2019 - 2:46

score 335 · Answer 12 · 2019-01-27 19:16:14

335

Views

Rank(AB)=Rank(A) if and only if Null Space (A) ∩ Image(B)={0}

Published on 27 Jan 2019 - 19:16

score 5.9k · Answer 13 · 2026-02-23 00:50:34

5.9k

Views

What is a rank-1 tensor? What is the meaning of rank in this context?

Published on 23 Feb 2026 - 0:50

score 1.8k · Answer 14 · 2026-03-22 04:51:32

1.8k

Views

Upper bound CP tensor rank

Published on 22 Mar 2026 - 4:51

score 292 · Answer 15 · 2019-01-31 06:06:29

292

Views

How to prove this matrix is rank n?

Published on 31 Jan 2019 - 6:06

List Question

Column Space, Rank and Matrix Concatenation

Rank of an integer matrix modulo a prime

$\operatorname{rank}(A) = \operatorname{rank}(B)$, Prove there exist $U, V$ invertible matrices such that: $A = UBV$

Probability for a boolean matrix from a certain class to have full rank

Quick way to find Rank of the matrix

What is the intuition behind why a rank deficient matrix does not have an inverse?

If real matrices $A,B$ have the same ch. polynomial and rank, and rk$(A-\lambda I)= \text{rk}(B-\lambda I)$ for each eigenvalue, are they similar?

Find rank of AB, given that A has linearly independent columns and B has rank 2

Is $A+D$ an irreducible matrix?

For $n$ by $n$ matrix A, prove if dimension of row space > $n/2$, then $A^2 \ne 0$

Linearly Dependent Rows and Rank Graphical Understanding

Rank(AB)=Rank(A) if and only if Null Space (A) ∩ Image(B)={0}

What is a rank-1 tensor? What is the meaning of rank in this context?

Upper bound CP tensor rank

How to prove this matrix is rank n?

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