Intuition for cohomology of groups
127021
Group cohomology intuition
34234
Kernel of injective group homomorphism
8571
Translations in two dimensions - Group theory
63162
Is there a characterization of groups with the property $\forall N\unlhd G,\:\exists H\leq G\text{ s.t. }H\cong G/N$?
6385
Minimal counterexamples of the isomorphism problem for integral group rings
58033
$G\times H\cong G$ with $H$ non-trivial
137739
Prove that the group isomorphism $\mathbb{Z}^m \cong \mathbb{Z}^n$ implies that $m = n$
39550
Intuition behind conjugation in group theory
112407
Set of left cosets is a group
44165
the image of normal subgroups
98765
Showing that $G/(H\cap K)\cong (G/H)\times (G/K)$
23279
Group Theory Isomorphism
64582
Group covered by finitely many cosets
138298
Learning about Grothendieck's Galois Theory.
92193
Problem from Herstein on group theory
126930
Finding all group homomorphisms of $S_n\to\mathbb{C}^*$ and $A_n\to\mathbb{C}^*$
20692
Homotopy groups of a wedge sum