Set of commuting Matrices $\Rightarrow $ Common Eigenvector
715
How do I prove that in every commuting family there is a common eigenvector?
121062
Given a matrix, is there always another matrix which commutes with it?
2874
Commuting in Matrix Exponential
27778
Eigenvalues of a real skew symmetric matrix
154640
Do Diagonal Matrices Always Commute?
33591
Product of two matrices sharing the same eigenvector
19132
Similar matrices have the same eigenvalues with the same geometric multiplicity
35801
Traceless matrices and commutators
60231
Number of equivalence classes of matrices under switching rows and columns
18939
Eigenvalues of the transpose
116908
Basis for set of nxn matrices with trace = 0
20920
Determinant of a block skew-symmetric matrix
58595
Existence of a G-invariant matrix
8627
Number of equivalence classes of $w \times h$ matrices under switching rows and columns
67990
Commutativity of matrix and its transpose
15417
Tricky problem on skew-symmetric matrices
50384
A matrix and its transpose have the same set of eigenvalues/other version: $A$ and $A^T$ have the same spectrum