2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/77189This paper has been withdrawn. The results are now part of math.GR/9804072.This paper has been withdrawnGroup Theory08B25, 20F16 (primary); 20E10, 20J99 (secondary)Dominions in the variety of metabelian groupstext