On isotype subgroups of abelian groups
John M. Irwin, Elbert A. Walker (1961)
Bulletin de la Société Mathématique de France
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John M. Irwin, Elbert A. Walker (1961)
Bulletin de la Société Mathématique de France
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Jindřich Bečvář (1980)
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Jindřich Bečvář (1981)
Rendiconti del Seminario Matematico della Università di Padova
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We characterize the solvable groups without infinite properly ascending chains of non-BFC subgroups and prove that a non-BFC group with a descending chain whose factors are finite or abelian is a Cernikov group or has an infinite properly descending chain of non-BFC subgroups.
John M. Irwin, K. Benabdallah (1968)
Bulletin de la Société Mathématique de France
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