U. U. Umirbaev
(2013-06-24)
All algebras are considered over a fixed field F of characteristic zero. Let A n=F[x1,x2, …,x n] be the algebra of polynomials in x1, x2, …, xn over F, and let Aut A n be the automorphism group of A n. By φ = (f1, f2, …, ...