Харвестер відкритої науки НАН України

20F16 3 20F18 3 20F19 3 abnormal subgroup normal subgroup 3 pronormal subgroup 3 self-normalizing subgroup 3 20E15 2 20F50 2 \(\mathrm{GNA}\)-subgroup 2 locally finite group 2 locally nilpotent residual 2 (generalized) radical group 1 20F22 1 \(GNA\)-subgroup 1 locally finite radical 1 locally nilpotent radical 1