Baer-Specker group versus free abelian group generated by an uncountable set
2719
Why isn't an infinite direct product of copies of $\Bbb Z$ a free module?
123699
Schur multiplier as a subgroup in finite abelian groups.
117133
Is there an infinite countable $\sigma$-algebra on an uncountable set
24966
Converse of Lagrange's theorem for abelian groups
18415
Direct sum of Abelian groups and Isomorphism
60208
Proof of property of abelian group
82310
Epimorphisms from a free group onto a free group
157841
Existence of a non-abelian group of order $p^n$.
158074
Cyclic group $G$ with generator $ab$.
60424
Uncountable family of uncountable compact subsets of $\mathbb{R}$
33387
Proof that $n\Bbb Z \leq \Bbb Z$ and are the only subgroups of $\Bbb Z$
30825
Infinite coproduct of abelian groups
93389
Uncountable sets of Hausdorff dimension zero
13761
Automorphisms in $\mathbb{Z}_n$
48393
Abelian groups of order n.
5741
Direct product of abelian groups
138768
Showing that the family of Borel sets is countably generated