If $A$ has eigenvalues $\{\lambda_1,\lambda_2,...,\lambda_k\}$ then does $A^n$ have only $\{\lambda^n_1,\lambda^n_2,...,\lambda^n_k\}$ as eigenvalues?
59973
Eigenvalues and power of a matrix
54099
What are the eigenvalues of $\operatorname{ad}x$?
67760
Should eigenvalues be ordered?
35080
If matrices $A$ and $B$ commute, $A$ with distinct eigenvalues, then $B$ is a polynomial in $A$
81275
Eigenvalue Problem -- prove eigenvalue for $A^2 + I$
158205
If $A+A^T$ is negative definite, then the eigenvalues of $A$ have negative real parts?
94424
Matrices and Eigenvalues of Norm
6514
Prove $T$ has at most two distinct eigenvalues
56083
Find the eigenvalues of a projection operator
106986
Eigenvalues of $AB$ and $BA$
127799
Eigenvalues of symmetric matrices are real without (!) complex numbers
6746
What is the Relationship between the Rank and the Number of Eigenvalues?
153392
Let $A$ be a $n\times n$ matrix such that $a_{ij}=ij$,find the eigenvalues of the matrix $A$.
76477
Eigenvalues with transpose question.
146316
what is no. of positive eigen value of symmetric matrix A with some given relationship
104424
If each eigenvalueof $A$ is either $+1$ or $-1$ $ \Rightarrow$ $A$ is similar to ${A^{ - 1}}$
11358
Eigenvalues of the Lagrangian?