INTERNATIONAL JOURNAL OF ALGEBRA AND COMPUTATION, cilt.16, sa.4, ss.817-825, 2006 (SCI-Expanded)
Let F be a free Lie algebra of finite rank n and R be an ideal of F such that the universal enveloping algebra U(F/R) for F/R is an integral domain satisfying the Ore condition. We show that test rank for the Lie algebras of the form F/R' is equal to n - 1 or n.