Square of a diagonal matrix with real entries
31149
Prove that matrix can be square of matrix with real entries
97908
Finding the no. of possible matrices given the order and limited no. of entries
38550
2x2 matrices with sum of diagonal entries equal zero
130851
Squaring the plane, with consecutive integer squares. And a related arrangement
72578
Determinant value of a square matrix whose each entry is the g.c.d. of row and column position
79907
Determinant of a square matrix in a field
102759
Projection of a hypercube along a long diagonal. What is this polytope called?
994
Linear independence of vectors that form non-square matrix
32064
Zero-dimensional matrices
40222
Matrices that are not diagonal or triangular, whose eigenvalues are the diagonal elements
89047
If a matrix is triangular, is there a quicker way to tell if it is can be diagonalized?
87425
Prove that if $A$ is a square matrix with integer entries and $\det(A) = \pm 1$, then $A^{-1}$ contains all integer entries.
72541
Is the matrix diagonalizable for all values of t?
31318
Cardinality of cartesian square
58476
Why can a matrix whose kth power is I be diagonalized?
58339
The diagonalizable matrices are not dense in the square real matrices
517
Determinant of a specially structured matrix ($a$'s on the diagonal, all other entries equal to $b$)