Limit T-subspaces and the central polynomials in n variables of the Grassmann algebra

Dimas José Gonçalves, Alexei Krasilnikov, Irina Sviridova

Let F<X> be the free unitary associative algebra over a field F on the set X = {x_1, x_2, ...}. A vector subspace V of F<X> is called a T-subspace (or a T-space) if V is closed und…