Why is EigenValues returning Root expressions?
4241
How do I work with Root objects?
123679
General Information about Eigenvalues for an 3x3 symmetric matrix
89237
PCA: Eigenvectors of opposite sign and not being able to compute eigenvectors with `solve` in R
29788
Eigenvalues of a matrix whose square equals its transpose
44632
eigenvalues of symbolic Hermitian 3X3 matrix
112900
Eigenvalue of a polynomial evaluated in a operator
149923
eigenvalues of A - aI in terms of eigenvalues of A
109471
The eigenvectors of the transpose operator
61477
How do I resolve a recurrence relation when the characteristic equation has fewer roots than terms?
52260
Diagonalization and eigenvalues
151594
Systems of linear differential equations - eigenvectors
115467
Eigenvalues of Householder matrix
27778
Eigenvalues of a real skew symmetric matrix
141628
How did the equation $|A- \lambda I| = 0$ came for finding Eigen values of a Matrix
16562
what are the eigenvalues in orthgonal matrix, How to explain?
66241
What can the eigenvalues of unitary matrices tell us?
81572
Reordering numerically calculated eigenvalues assuming smooth dependence on a parameter