Why eigenvector of Symmetric Matrix to be orhogonal for repeated eigenvalues.
21571
Why are real symmetric matrices diagonalizable?
29788
Eigenvalues of a matrix whose square equals its transpose
154667
Singular values of the data matrix and eigenvalues of the covariance matrix
153392
Let $A$ be a $n\times n$ matrix such that $a_{ij}=ij$,find the eigenvalues of the matrix $A$.
146316
what is no. of positive eigen value of symmetric matrix A with some given relationship
3544
Eigenvectors of a circulant matrix
30866
Relation between rank and number of distinct eigenvalues of a matrix
16562
what are the eigenvalues in orthgonal matrix, How to explain?
81176
A normal matrix with real eigenvalues is Hermitian
22222
Properties of zero-diagonal symmetric matrices
114208
Does non-symmetric positive definite matrix have positive eigenvalues?
157246
Adjoint matrix eigenvalues and eigenvectors
126337
Eigenvalues in orthogonal matrices
156868
Why is finding $M$ eigenvectors on smaller matrix valid?
59598
The vectors are orthonormal
106024
The eigenvalues and corresponding eigenvectors for the matrix
120687
If the sum of eigenvectors is an eigenvector, then they all correspond to the same eigenvalue