Abstract:
For a finite set of homogeneous locally nilpotent derivations of the algebra
of polynomials in several variables, a finite dimensionality criterion
for the Lie algebra generated by these derivations is known.
The structure of the corresponding finite-dimensional Lie algebras
was also described in previous works. In this paper, we obtain
a finite dimensionality criterion for a Lie algebra generated by a finite set
of homogeneous derivations, each of which is not locally nilpotent.