Matrix Problem about commutative multiplication
123044
Commutative matrices are multiples of the identity
57731
Can commuting matrices $X,Y$ always be written as polynomials of some matrix $A$?
139201
Finding Jordan basis of a matrix $(4\times 4)$
17421
Linear Algebra: Find a matrix A such that T(x) is Ax for each x
106097
Spectrum of the sum of two commuting matrices
72326
Determinant of block matrix with commuting blocks
6659
Approximating commuting matrices by commuting diagonalizable matrices
123665
A question in Subspaces in linear algebra
2874
Commuting in Matrix Exponential
85581
Matrices commute if and only if they share a common basis of eigenvectors?
151803
Prove that $R$ is commutative
88307
Commutative property of ring addition
71492
Matrix of Linear Transformation by right multiplication
140252
Matrices - Conditions for $AB+BA=0$
3601
A problem about Vandemonde matrix
2482
Matrix Multiplication in context of row and column vectors
71822
Commutator algebra in exponents