Finite verbal subgroup
This page describes a subgroup property obtained as a conjunction (AND) of two (or more) more fundamental subgroup properties: finite subgroup and verbal subgroup
View other subgroup property conjunctions | view all subgroup properties
Definition
A subgroup of a group is termed a finite verbal subgroup if the following equivalent conditions are satisfied:
- is a finite group and is a verbal subgroup of .
- is a finite group and is a verbal subgroup of finite type in .
Relation with other properties
Stronger properties
| Property | Meaning | Proof of implication | Proof of strictness (reverse implication failure) | Intermediate notions |
|---|---|---|---|---|
| verbal subgroup of finite group | the whole group is finite | |FULL LIST, MORE INFO |
Weaker properties
| Property | Meaning | Proof of implication | Proof of strictness (reverse implication failure) | Intermediate notions |
|---|---|---|---|---|
| verbal subgroup of finite type | |FULL LIST, MORE INFO | |||
| finite fully invariant subgroup | finite and a fully invariant subgroup: invariant under all endomorphisms | |FULL LIST, MORE INFO | ||
| finite characteristic subgroup | finite and a characteristic subgroup: invariant under all automorphisms | |FULL LIST, MORE INFO | ||
| finite normal subgroup | finite and a normal subgroup: invariant under all inner automorphisms | |FULL LIST, MORE INFO |