A note on groups with few isomorphism classes of subgroups
Francesco de Giovanni ; Alessio Russo
Colloquium Mathematicae, Tome 144 (2016), p. 265-271 / Harvested from The Polish Digital Mathematics Library
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The structure of infinite groups in which any two (proper) subgroups of the same cardinality are isomorphic is described within the universe of locally graded groups. The corresponding problem for finite groups was considered by R. Armstrong (1958).

Publié le : 2016-01-01
EUDML-ID : urn:eudml:doc:286553 
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Francesco de Giovanni; Alessio Russo. A note on groups with few isomorphism classes of subgroups. Colloquium Mathematicae, Tome 144 (2016) pp. 265-271. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm6779-1-2016/