On groups with a restriction on normal subgroups

نویسندگان

1 Seconda Universita di Napoli

doi
10.22108/ijgt.2016.21237
چکیده

The structure of infinite groups in which every (proper) normal subgroup is the only one of its cardinality is investigated in the universe of groups without infinite simple sections‎. ‎The corrisponding problem for finite soluble groups was considered by M‎. ‎Curzio (1958)‎.