Semantic search
| Intermediate notions between [[normal subgroup]] and [[perfect normal subgroup]] | Intermediate notions between [[normal subgroup]] and [[perfect normal subgroup]]# |
|---|---|
| Normal subgroup whose focal subgroup equals its derived subgroup | Normal subgroup whose focal subgroup equals its derived subgroup |
| Subgroup realizable as the commutator of the whole group and a subgroup | Subgroup realizable as the commutator of the whole group and a subgroup |
| Upper join of characteristic subgroups | Upper join of characteristic subgroups |
