If two matrices are similar, the geometric multiplicities of their eigenvalues are the same
19132
Similar matrices have the same eigenvalues with the same geometric multiplicity
128453
If $A$ has two eigenvalues $\lambda _1, \lambda_2$ and $\dim (E_{\lambda_1})=n-1$, then $A$ is diagonalizable
39112
Does a correlation matrix of two variables always have the same eigenvectors?
37162
Prove that matrices have equal rank.
126561
Proof of equivalence of algebraic and geometric dot product?
87262
How to prove positive semidefiniteness of two matrices through Schur Complement?
129977
Prove that $\lambda_1^2$, $\lambda_1\lambda_2$ and $\lambda_2^2$ are eigenvalues of matrix $A$
58595
Existence of a G-invariant matrix
146715
A square matrix has the same minimal polynomial over its base field as it has over an extension field
104424
If each eigenvalueof $A$ is either $+1$ or $-1$ $ \Rightarrow$ $A$ is similar to ${A^{ - 1}}$
66709
Are the matrix products $AB$ and $BA$ similar?
145719
Similarity between $A$ and $B (2\times 2)$.
3408
Do positive semidefinite matrices have to be symmetric?
147903
Similar matrices-Identity
35278
Does equality of characteristic polynomials guarantee equivalence of matrices?
48646
A problem with the geometric series and matrices?
24132
Why does Gaussian elimination not preserve similarity of a matrix?