Unitary similarity of algebras generated by pairs of orthoprojectors with quadratic minimal polynomials presented in [A. George and Kh. D.
Ikramov, Unitary similarity of matrices
Unitary similarity of algebras generated by pairs of orthoprojectors with quadratic minimal polynomials presented in [A. George and Kh. D.
Ikramov, Unitary similarity of matrices
On condensed forms for partially commuting matrices by Elsner and
Ikramov. This procedure can also be considered as a finite rational process. We point out