Algebraic Multiplicity of Eigen Value of Matrix and Its Conjugate
49158
Multiplicity of eigenvalues
50384
A matrix and its transpose have the same set of eigenvalues/other version: $A$ and $A^T$ have the same spectrum
52260
Diagonalization and eigenvalues
112900
Eigenvalue of a polynomial evaluated in a operator
94424
Matrices and Eigenvalues of Norm
33591
Product of two matrices sharing the same eigenvector
29788
Eigenvalues of a matrix whose square equals its transpose
65305
Minimal polynomial for an invertible matrix and its determinant
54118
Proving Eigenvalue squared is Eigenvalue of $A^2$
30882
Proving Invertibility and Eigenvalues
58807
Solving the Lie algebra of generators: path from algebra to matrix representation
76477
Eigenvalues with transpose question.
112371
Computing irreducible components of algebraic set
55377
Non-zero eigenvalues of $AA^T$ and $A^TA$
128453
If $A$ has two eigenvalues $\lambda _1, \lambda_2$ and $\dim (E_{\lambda_1})=n-1$, then $A$ is diagonalizable
125569
Prove that the eigenvalues of a real symmetric matrix are real
44632
eigenvalues of symbolic Hermitian 3X3 matrix