Unipotent similarity for matrices over commutative domains
A unit u of a ring is called unipotent if u − 1 is nilpotent. We characterize the similarity of 2×2 matrices over commutative domains, realized by unipotent matrices, i.e., B = U−1AU with unipotent matrix U.
Authors
- Grigore Călugăreanu (ORCID: https://orcid.org/0000-0002-3353-6958)
Publication Details
- Journal
- Acta Universitatis Sapientiae Mathematica
- Published
- 2025-02-19
- DOI
- https://doi.org/10.47745/ausm-2024-0006
- Primary Topic
- Rings, Modules, and Algebras
- Type
- article
- Field-Weighted Citation Impact
- 0.00