List questions from dihedral-groups

Published on 03 Mar 2021 - 14:39

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Is the generalized quaternion group $Q_{n}$ isomorphic to the dihedral group $D_{2^{n-1}}$?

Published on 10 Mar 2021 - 1:21

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Subgroups of dihedral group $D_4$

Published on 15 Mar 2021 - 2:53

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Tracial states on $C_\text{r}^\ast(\mathbf{D}_\infty)$, $\mathbf{D}_\infty$ being the infinite dihedral group

Published on 18 Mar 2021 - 19:11

120

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Do overlapping left and right coset spaces have a name?

Published on 19 Mar 2021 - 11:54

109

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Ascending central series for $D_8$

Published on 26 Mar 2021 - 20:16

35

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Is $D_{2^{n+1}}/Z_2\cong D_{2^n}$?

Published on 31 Mar 2021 - 3:09

241

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Presentations of the dihedral and quaternion groups

Published on 03 Apr 2021 - 1:55

40

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Composition of rotation and reflexion of two symmetries of a regular $n$-gon.

Published on 10 Apr 2021 - 12:57

81

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Can I make a lattice of the classes of subgroups related by outer automorphism for D8xC2?

Published on 10 Apr 2021 - 22:17

166

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Dihedral group presentation

Published on 28 Apr 2021 - 2:30

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For $n,i>0$ find a normalizer of $\langle \tau \sigma^i\rangle$ in $D_{2n }$

Published on 03 May 2021 - 18:20

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Prove that there are exactly 2n symmetries of a regular sided polygon, $P_n$ .

Published on 07 May 2021 - 16:38

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Is $H$ is a subgroup of $D_4?$ Yes/No

Published on 18 May 2021 - 9:43

474

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Number of Sylow $2$-subgroups of $D_{2n}$

Published on 05 Jun 2021 - 13:53

List Question

Example of presentation of a group.

Is the generalized quaternion group $Q_{n}$ isomorphic to the dihedral group $D_{2^{n-1}}$?

Subgroups of dihedral group $D_4$

Tracial states on $C_\text{r}^\ast(\mathbf{D}_\infty)$, $\mathbf{D}_\infty$ being the infinite dihedral group

Do overlapping left and right coset spaces have a name?

Ascending central series for $D_8$

Is $D_{2^{n+1}}/Z_2\cong D_{2^n}$?

Presentations of the dihedral and quaternion groups

Composition of rotation and reflexion of two symmetries of a regular $n$-gon.

Can I make a lattice of the classes of subgroups related by outer automorphism for D8xC2?

Dihedral group presentation

For $n,i>0$ find a normalizer of $\langle \tau \sigma^i\rangle$ in $D_{2n }$

Prove that there are exactly 2n symmetries of a regular sided polygon, $P_n$ .

Is $H$ is a subgroup of $D_4?$ Yes/No

Number of Sylow $2$-subgroups of $D_{2n}$

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