Counting $(0,1)$ matrices with 3 one's in each row and column
26343
Number of certain (0,1)-matrices, Stanley's Enumerative Combinatorics
101508
3 dots in matrix
140517
Sum of the entries in the matrix $A^3$
141287
General method to find submatrix in matlab matrix
77554
Inverse of the sum of matrices
64517
Prove that row rank of a matrix equals column rank
151526
Determinant of a matrix with different cases for its entries
11397
How do I write this matrix as a product of elementary row matrices.
27865
What is the number of invertible $n\times n$ matrices in $\operatorname{GL}_n(F)$?
66842
Number of $n^2\times n^2$ permutation matrices with a 1 in each $n\times n$ subgrid
136389
Finding an isomorphic subring of matrices
96822
Array of Matrices in MATLAB
116823
VERIFYING: Proving an $n \times n$ Matrix Vector Space
113169
Number of $\pm 1$ matrices whose determinant is negative or zero
3151
Elegant operations on matrix rows and columns
31029
Characteristic polynomial of a matrix of $1$'s
157899
Matrix problem similar to Problem 3, SEEMOUS 2019