Minimus Heximus's user avatar
Minimus Heximus's user avatar
Minimus Heximus's user avatar
Minimus Heximus
  • Member for 10 years
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2 votes
1 answer
151 views

An atomic solvable Hausdorff topological group with a cardinality greater than that of real line

5 votes
1 answer
195 views

A group with more than one Hausdorff minimal nontrivial group topologies

4 votes
1 answer
150 views

Kind of multiplicative total boundedness in Hausdorff compact rings

1 vote
0 answers
130 views

Not normal connected component of a right topological group

3 votes
1 answer
361 views

A finite distributive lattice which may be represented as the normal subgroup lattice of a supersolvable group

-2 votes
1 answer
303 views

Calculating a sum including large numbers [closed]

5 votes
0 answers
136 views

Is a successor to a successor to the trivial group topology on an Abelian group, totally bounded?

2 votes
1 answer
210 views

Finite sequences which happen to be the sequence of orders of elements of a simple group

0 votes
1 answer
80 views

A group topology which commutes with closed subgroups

1 vote
1 answer
84 views

Number of continuous characters on an infinite Hausdorff precompact abelian group with exponent $p$

4 votes
1 answer
289 views

Can an abelian group have a minimal group topology?

1 vote
3 answers
172 views

Is the poset of all precompact group topologies on an abelian group $G$, order-isomorphic to $\operatorname{Sub}(\hat{G})$?

1 vote
1 answer
121 views

A Hausdorff atom in lattice of group topologies

2 votes
0 answers
104 views

Selecting dense diagonals in $\Bbb T^2$

1 vote
0 answers
108 views

Parallel topologies on a Prüfer group with the trivial group topology as the only group topology contained in both

3 votes
1 answer
147 views

Totally bounded group topologies on $\Bbb Q$ with trivial intersection of two neighborhoods

5 votes
0 answers
163 views

Group topologies on $\Bbb Z$ with dense open sets in $\Bbb T$

3 votes
1 answer
282 views

Cancellative semigroup on a distributive lattice

14 votes
1 answer
1k views

Distributivity of group topologies on $\Bbb Z$

7 votes
1 answer
455 views

Group structure on an arbitrary completely regular topological space that makes $(x,y)\mapsto xy^{-1}$ continuous at $(1,1)$

12 votes
1 answer
324 views

Maximum length of a chain of topologies on $\Bbb R$

32 votes
1 answer
2k views

A group allowing exactly 7 group topologies

0 votes
1 answer
89 views

Parallel group topologies on Prüfer groups

7 votes
1 answer
246 views

Self-duality of the subgroup lattice of $G\times H$

2 votes
0 answers
105 views

A twisted self-dual subgroup lattice

7 votes
1 answer
534 views

Self-duality in a lattice

2 votes
0 answers
325 views

Is there an infinite J-group?

3 votes
1 answer
212 views

Existence of an infinite finitely generated $p$-group with nontrivial intersection of nontrivial subgroups

2 votes
0 answers
132 views

Does $G\times H$ have a dual when $G$ and $H$ have?

0 votes
1 answer
134 views

Simple but topologizable [closed]