user avatar
user avatar
user avatar
Minimus Heximus
  • Member for 8 years, 4 months
  • Last seen more than a week ago
8 votes
1 answer
927 views

If $H$ and $\frac GH$ are connected so is $G$

7 votes
2 answers
639 views

Existence of a minimal generator for a group?

6 votes
1 answer
424 views

Self-duality in a lattice

6 votes
2 answers
167 views

A compact infinite topological group with only two closed subgroups

5 votes
1 answer
173 views

Calculating a sum which includes binomial coeffeicients

5 votes
2 answers
156 views

Generality of rings' abelian group

4 votes
1 answer
198 views

Number of distinct solutions of $x_1+x_2+\dots+x_k=n$ with $0\le x_i\le r$

4 votes
3 answers
117 views

Sets $A_1,A_2,A_3,...$ with $\dots\in A_3\in A_2\in A_1$

4 votes
2 answers
2k views

Number of solutions of $x_1+x_2+\dots+x_k=n$ with $x_i\le r$

4 votes
1 answer
120 views

Definition of measurability of $f:\Bbb R\to \Bbb R$

4 votes
2 answers
399 views

Are quotient groups unique up to isomorphism

3 votes
1 answer
587 views

Automorphisms of the Prüfer group

3 votes
2 answers
90 views

Does $G=HK_1=HK_2$ imply $K_1=K_2$ in a locally cyclic group?

3 votes
1 answer
54 views

lattices made by $a\wedge b = ab$ and $a\vee b=a+b-ab$

3 votes
1 answer
946 views

On provability of Paris–Harrington theorem

3 votes
1 answer
47 views

Number of $m$-subsets $Y$ satisfying $|A\cap Y|\le t$

3 votes
1 answer
226 views

what is meant by "the integral is interpreted in the weak sense"?

3 votes
2 answers
1k views

A proof for $\widehat{\Bbb Z_{p^\infty}}\cong Z_p$

3 votes
2 answers
353 views

The Frechet derivative of $\sin(xy)$ at $(\pi,0)$.

3 votes
1 answer
132 views

intersection of locally compact Hausdorff topologies.

3 votes
0 answers
252 views

An algorithm for generating a finite group with a finite set of generators

3 votes
2 answers
287 views

The length of a poset

3 votes
1 answer
96 views

Free cyclic subgroups in a non-abelian group

3 votes
2 answers
257 views

A non-algebraic complete lattice

3 votes
3 answers
253 views

A persisting element in all subgroups.

3 votes
2 answers
214 views

An infinite torsion group with element orders sensitive to subgroups

2 votes
1 answer
91 views

$(A\cap B)C=AC\cap BC$ in an infinite group [closed]

2 votes
1 answer
55 views

Characterizing groups with linear subgroups

2 votes
1 answer
70 views

$\operatorname{Hom}(G,\Bbb C\setminus \{0\})$ non- isomorphic to $\operatorname{Hom}(G, \Bbb T)$?

2 votes
1 answer
174 views

Constructing a group with given normal subgroups.