Abstract. A B(2)-group is a sum of a finite number of torsionfree Abelian groups of rank 1, subject to two independent linear relations. We complete here the study of direct decompositions over two base elements, determining the cases where the relations play an essential role.
On Butler B(2)-groups decomposing over two base elements / DE VIVO, Clorinda; Metelli, Claudia. - In: COMMENTATIONES MATHEMATICAE UNIVERSITATIS CAROLINAE. - ISSN 0010-2628. - STAMPA. - 50:2(2009), pp. 167-179.
On Butler B(2)-groups decomposing over two base elements
DE VIVO, CLORINDA;METELLI, CLAUDIA
2009
Abstract
Abstract. A B(2)-group is a sum of a finite number of torsionfree Abelian groups of rank 1, subject to two independent linear relations. We complete here the study of direct decompositions over two base elements, determining the cases where the relations play an essential role.File in questo prodotto:
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