List questions from torsion-groups

Published on 25 Mar 2026 - 7:44

225

Views

Unique image of torsion groups in the circle group.

Published on 22 Nov 2014 - 13:43

1.5k

Views

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

Published on 26 Mar 2026 - 0:52

418

Views

Can an empty set be both torsion and torsion-free group?

Published on 26 Nov 2014 - 8:19

740

Views

Automorphisms of the Prüfer group

Published on 25 Mar 2026 - 16:01

37

Views

Hands-on definition of cotorsion quotient

Published on 21 Mar 2026 - 11:11

85

Views

Torsion of simple abelian group extension

Published on 12 Oct 2019 - 18:25

34

Views

Free torsion part of centralizer of a cyclic group

Published on 13 Oct 2019 - 0:53

389

Views

Let $H$ be a group, if its abelianization is $\mathbb{Z}_2$ does this mean that $H$ has torsion?

Published on 29 Oct 2019 - 16:22

81

Views

Is $\lvert 3x+2^{\nu_2(x)}\rvert\leq\lvert x\rvert$ in the monoid quotient $\Bbb N^+/\langle3,4\rangle$?

Published on 03 Nov 2019 - 18:10

34

Views

If $M=D/(d)$ then $M=t_{p}(M)\oplus t_{q}(M)$

Published on 27 Nov 2019 - 1:18

105

Views

Subgroups of the Torsion Subgroup of an Elliptic Curve

Published on 20 Dec 2019 - 2:04

183

Views

If the torsion subset of a group has "finite index", is the group torsion?

Published on 25 Mar 2026 - 11:25

48

Views

Is there an established concept slightly weaker than torsion, as defined like this?

Published on 26 Jan 2020 - 18:45

124

Views

Torsion group of $y^2 = x^3 \pm nx$

Published on 01 Feb 2020 - 14:06

List Question

Is the quotient of a torsion-free module torsion-free?

Unique image of torsion groups in the circle group.

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

Can an empty set be both torsion and torsion-free group?

Automorphisms of the Prüfer group

Hands-on definition of cotorsion quotient

Torsion of simple abelian group extension

Free torsion part of centralizer of a cyclic group

Let $H$ be a group, if its abelianization is $\mathbb{Z}_2$ does this mean that $H$ has torsion?

Is $\lvert 3x+2^{\nu_2(x)}\rvert\leq\lvert x\rvert$ in the monoid quotient $\Bbb N^+/\langle3,4\rangle$?

If $M=D/(d)$ then $M=t_{p}(M)\oplus t_{q}(M)$

Subgroups of the Torsion Subgroup of an Elliptic Curve

If the torsion subset of a group has "finite index", is the group torsion?

Is there an established concept slightly weaker than torsion, as defined like this?

Torsion group of $y^2 = x^3 \pm nx$

Trending Questions

Popular # Hahtags

Popular Questions