Proof that a matrix is similar to one the following matrices.
99662
proving than every $2\times 2$ is similar to a united form
139685
If $A^2$ and $B^2$ are similar matrices, do $A$ and $B$ have to be similar?
130498
Linear algebra proof regarding matrices
74460
Matrices A+B=AB implies A commutes with B
154666
similar matrices have same eigenvalue... stuck
129977
Prove that $\lambda_1^2$, $\lambda_1\lambda_2$ and $\lambda_2^2$ are eigenvalues of matrix $A$
75211
Theorem about positive matrices
65783
Proving: "The trace of an idempotent matrix equals the rank of the matrix"
86150
Geometric interpretation of matrices
82020
basic linear algebra question, proving it is a diagonal matrix and scalar matrix.
37162
Prove that matrices have equal rank.
30877
How to show that the set of orthogonal n x n matrices forms a group under multiplication
108012
A matrix $M$ that commutes with any matrix is of the form $M=\alpha I$
48658
Let $A$ and $B$ be $n\times n$ matrices. Suppose $A$ is similar to $B$. Prove trace($A$) = trace($B$).
30889
Classifying complex $2\times 2$ matrices up to similarity
116136
Proof that the inverse of a square matrix is unique
75215
Properties of invertible matrices