List questions from matrix-rank

Published on 03 Jan 2018 - 6:02

1.3k

Views

Full rank decomposition, where matrix come from?

Published on 03 Jan 2018 - 9:35

390

Views

Let $A, B\in Mat_{n,n}(\Bbb R)$. Suppose $AB=BA=0$, $\mathrm{rank}(A^2)=\mathrm{rank}(A)$. Show $\mathrm{rank}(A)+\mathrm{rank}(B)=\mathrm{rank}(A+B)$

Published on 03 Jan 2018 - 11:51

43

Views

Question about a matrix that is one away from being full rank.

Published on 05 Jan 2018 - 6:25

247

Views

How to find the rank of a matrix

Published on 08 Jan 2018 - 17:13

260

Views

Sphere tangential to a plane and two spheres of different radius

Published on 09 Jan 2018 - 16:26

209

Views

Determining bases and column ranks using Gauss-Jordan

Published on 27 Mar 2026 - 20:27

165

Views

Rank of outer sum

Published on 10 Jan 2018 - 9:17

360

Views

When does Hadamard product rank upper bound hold?

Published on 26 Mar 2026 - 9:49

39.1k

Views

How to prove and interpret $\operatorname{rank}(AB) \leq \operatorname{min}(\operatorname{rank}(A), \operatorname{rank}(B))$?

Published on 28 Jul 2010 - 16:02

112k

Views

Is the rank of a matrix the same of its transpose? If yes, how can I prove it?

Published on 27 Mar 2026 - 14:22

23.7k

Views

Proof that the rank of a skew-symmetric matrix is at least $2$

Published on 26 Mar 2026 - 9:58

5.9k

Views

Proof of: $AB=0 \Rightarrow Rank(A)+Rank(B) \leq n$

Published on 04 Jan 2011 - 17:38

12.8k

Views

Why do elementary matrix operations not affect the row space of a given matrix?

Published on 03 Feb 2011 - 6:12

68.3k

Views

Importance of matrix rank

Published on 09 Feb 2011 - 1:49

List Question

About QR decomposition

Full rank decomposition, where matrix come from?

Let $A, B\in Mat_{n,n}(\Bbb R)$. Suppose $AB=BA=0$, $\mathrm{rank}(A^2)=\mathrm{rank}(A)$. Show $\mathrm{rank}(A)+\mathrm{rank}(B)=\mathrm{rank}(A+B)$

Question about a matrix that is one away from being full rank.

How to find the rank of a matrix

Sphere tangential to a plane and two spheres of different radius

Determining bases and column ranks using Gauss-Jordan

Rank of outer sum

When does Hadamard product rank upper bound hold?

How to prove and interpret $\operatorname{rank}(AB) \leq \operatorname{min}(\operatorname{rank}(A), \operatorname{rank}(B))$?

Is the rank of a matrix the same of its transpose? If yes, how can I prove it?

Proof that the rank of a skew-symmetric matrix is at least $2$

Proof of: $AB=0 \Rightarrow Rank(A)+Rank(B) \leq n$

Why do elementary matrix operations not affect the row space of a given matrix?

Importance of matrix rank

Trending Questions

Popular # Hahtags

Popular Questions