Partial Hopf actions on generalized matrix algebras

Dirceu Bagio, Eliezer Batista, Hector Pinedo

Let $\mathbb{k}$ be a field, $H$ a Hopf algebra over $\mathbb{k}$, and $R={(}_i{M}_j{)}_{1\le i,j\le n}$ a generalized matrix algebra. In this work, we establish necessary and sufficient con…