What is the rank of matrix $A\in \mathbb{R}^m\times \mathbb{R}^n$ with entries $a_{i,j} = i + j$?
45532
Let $A$ be a $n\times n$ matrix with entries $a_{ij}=i+j $ . Calculate rank of $A$
35897
Proof of: $AB=0 \Rightarrow Rank(A)+Rank(B) \leq n$
23847
Determinant of a matrix whose $(i,j)$th element is $|i-j|$?
108592
Given a matrix $A$ with a known Jordan decomposition, what is the Jordan decomposition of $A^2+A+I$?
59396
Show that the rank of $A+B$ is no more than the sum of the ranks of $A$ and $B$
64517
Prove that row rank of a matrix equals column rank
30866
Relation between rank and number of distinct eigenvalues of a matrix
38378
$M= \{ A \in Mat_{2 \times 2}{\mathbb{R}}| \det(A)=1 \}$ is homeomorphic to $S^{1} \times \mathbb{R}^{2}$
10911
$A \in M_{n}(\mathbb{R})$ has inverse if and only if it's rank is n.
15202
the root of $N$th transpose matrix
77192
How to prove $\text{Rank}(AB)\leq \min(\text{Rank}(A), \text{Rank}(B))$?
108012
A matrix $M$ that commutes with any matrix is of the form $M=\alpha I$
34043
A rank-one matrix is the product of two vectors
78575
If $A^2 = I$, then $\operatorname{rank} (A+I) + \operatorname{rank} (A-I) =n$
132366
Diagonalizability of $A \in M_{n}(\Bbb{R})$ (Upper traingular matrix) with all diagonal entries 1 and $A \neq I$?
155451
Upper bound for the rank of a nilpotent matrix , if $A^2 \ne 0$
137093
What is the codimension of matrices of rank $r$ as a manifold?