Automorphisms and derivations of affine commutative and PI-algebras

Oksana Bezushchak, Anatoliy Petravchuk, Efim Zelmanov

We prove analogs of A.~Selberg's result for finitely generated subgroups of $\text{Aut}(A)$ and of Engel's theorem for subalgebras of $\text{Der}(A)$ for a finitely generated assoc…