Matrix and it's Transpose have the same eigenvalues?
50384
A matrix and its transpose have the same set of eigenvalues/other version: $A$ and $A^T$ have the same spectrum
123803
If $X^n$ is a diagonal matrix with distinct eigenvalues, then is $X$ also a diagonal matrix with distinct eigenvalues?
151332
If $A,B$ have eigenvalues $\pm1$, what can I say about the eigenvalues of $AB,BA$?
7612
How can I compute eigenvalues or characteristic polynomial of this matrix? Please help.
59397
Eigenvalues of $AB$ and $BA$ where $A$ and $B$ are square matrices
124583
A question about eigenvalues of $5\times5$ matrix
47589
Product of a primitive matrix and its transpose.
88349
Are the eigenvalues of $AB$ equal to the eigenvalues of $BA$? (Citation needed!)
85581
Matrices commute if and only if they share a common basis of eigenvectors?
29788
Eigenvalues of a matrix whose square equals its transpose
142493
elementary row operation change the eigenvalue of a matrix
151107
Transpose a matrix in Python
96811
How to find the eigenvalues of a block-diagonal matrix?
97281
Question regarding matrices with same image
45527
Do real matrices always have real eigenvalues?
27767
Are two matrices similar iff they have the same Jordan Canonical form?
30665
Elegant proofs that similar matrices have the same characteristic polynomial?