Does subgroup have element that's conjugate don't have?
72150
Union of the conjugates of a proper subgroup
14611
$A_4$ has no subgroup of order $6$?
118030
Two subgroups of the same index must be conjugate under these assumptions
62255
Notation question: Subroup generated by two elements?
88344
Order of a group and subsequent subgroups
34972
order of non abelian group can't be what?
27780
Subgroup which is generated by odd elements
13771
Why are two permutations conjugate iff they have the same cycle structure?
13059
If a group is the union of two subgroups, is one subgroup the group itself?
91997
Product of two subgroups the whole group?
52089
Group of $2n$ elements, $n$ odd, is not simple
153797
Is a quotient group a subgroup?
151029
The number of non normal subgroups of a group cannot be $1$?
99938
Is the conjugation map always an isomorphism?
151130
When is the product of $n$ subgroups a subgroup?
142739
Nonempty subset H of group G is subgroup iff $ab^{-1} \in H $ for any $a,b \in H$
29051
If I know the order of every element in a group, do I know the group?