What are the subcategories of ordered sets / groups?
55769
Why is there no functor $\mathsf{Group}\to\mathsf{AbGroup}$ sending groups to their centers?
31687
Classification of groups of order 30
75127
Group $G$ of order $p^2$: $\;G\cong \mathbb Z_{p^2}$ or $G\cong \mathbb Z_p \times \mathbb Z_p$
36325
Embedding ordinals in $\mathbb{Q}$
27273
Count the number of topological sorts for poset (A|)?
52451
Ordered Triples and Set Theory
150760
Are there any distinct finite simple groups with the same order?
102634
Order of the Rubik's cube group
15526
Question on groups of order $pq$
111039
Word for “all the groups an item belongs to”?
62255
Notation question: Subroup generated by two elements?
16553
Cardinality of the set of all total orders on $\Bbb{N}$
146062
A "Cantor-Schroder-Bernstein" theorem for partially-ordered-sets
33152
Classifying groups of order 18
54127
Categories with $C \times 0 \cong 0$ for all objects $C$
112165
Classification of groups of order 12
112407
Set of left cosets is a group