Cristian Rafiliu

collaborators

2 papers

math.CT2025

Comparing $Add (M)$ with $Prod (M)$

Simion Breaz, Cristian Rafiliu

We present characterizations for the inclusions $Add (M) \subseteq Prod (M)$ and $Prod (M) \subseteq Add (M)$ in locally finitely presented categories…

math.RA2022

Decompositions of matrices by using commutators

Simion Breaz, Cristian Rafiliu

We will use commutators to provide decompositions of $3 \times 3$ matrices as sums whose terms satisfy some polynomial identities, and we apply them to bounded linear operators and…

Comparing Add(M) with Prod(M)

Decompositions of matrices by using commutators

Comparing $Add (M)$ with $Prod (M)$