It is known that an orderable n-Engel group is nilpotent. We show that an orderable group that is an extension of an n-Engel group by an n-Engel group is nilpotent-by-nilpotent. However, a finitely generated orderable poly n-Engel group need not be solvable in general.
机构:
Univ Salerno, Dipartimento Matemat, Via Giovanni Paolo 2,132-84084, I-84100 Salerno, ItalyUniv Brasilia, Dept Math, BR-70910900 Brasilia, DF, Brazil
Tortora, Antonio
Tota, Maria
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机构:
Univ Salerno, Dipartimento Matemat, Via Giovanni Paolo 2,132-84084, I-84100 Salerno, ItalyUniv Brasilia, Dept Math, BR-70910900 Brasilia, DF, Brazil