Let be $H$ a finite dimensional semisimple-cosemisimple Hopf algebra, and $A$ be a finite dimensional $H$-module algebra. If $M$ is a finitely generated $A# H$-module.
Is $M$ a direct summand of $A # H\otimes_{A}(A # H # H^{*})\otimes_{A # H}X$?,
Let be $H$ a finite dimensional semisimple-cosemisimple Hopf algebra, and $A$ be a finite dimensional $H$-module algebra. If $M$ is a finitely generated $A# H$-module.
Is $M$ a direct summand of $A # H\otimes_{A}(A # H # H^{*})\otimes_{A # H}X$?,