List questions from dihedral-groups

177

Views

Is this Cayley table correctly computed? If so, is it correct way of presentation of this dihedral group?

Published on 18 Sep 2013 - 10:55

154

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Question about definition of generator for dihedral groups?

Published on 02 Oct 2013 - 14:28

29

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Why isn't $r^{\frac{n}{2}}$ classified as an involution?

Published on 04 Oct 2013 - 12:19

1.1k

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An element of order $n$ generates a normal subgroup of $D_n$

Published on 14 Oct 2013 - 7:09

801

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How many elements of order 2 are in the Group D10 x D8?

Published on 14 Oct 2013 - 17:06

749

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Expressing a product in a Dihedral group

Published on 19 Oct 2013 - 15:34

33.8k

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I need to determine the subgroups of the dihedral group of order 8, $D_4$.

Published on 19 Oct 2013 - 16:18

701

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Could someone explain chirality from a group theory point of view?

Published on 20 Oct 2013 - 10:45

245

Views

Cosets and finite groups of orthogonal operators on the plane

Published on 20 Oct 2013 - 15:50

107

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Problems related to symmetry

Published on 21 Oct 2013 - 0:41

1k

Views

Symmetries of a regular tetrahedron

Published on 30 Oct 2013 - 17:33

4.5k

Views

Why is $D_4/Z(D_4)$ "just like" $V$, Klein's 4-group?

Published on 27 Mar 2026 - 7:41

2.9k

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Center of $D_6$ is $\mathbb{Z}_2$

Published on 13 Nov 2013 - 6:24

3.2k

Views

Drawing the subgroup lattice of D10

Published on 27 Nov 2013 - 0:22

2.1k

Views

Prove two reflections of lines through the origin generate a dihedral group.

Published on 02 Dec 2013 - 10:27

List Question

Is this Cayley table correctly computed? If so, is it correct way of presentation of this dihedral group?

Question about definition of generator for dihedral groups?

Why isn't $r^{\frac{n}{2}}$ classified as an involution?

An element of order $n$ generates a normal subgroup of $D_n$

How many elements of order 2 are in the Group D10 x D8?

Expressing a product in a Dihedral group

I need to determine the subgroups of the dihedral group of order 8, $D_4$.

Could someone explain chirality from a group theory point of view?

Cosets and finite groups of orthogonal operators on the plane

Problems related to symmetry

Symmetries of a regular tetrahedron

Why is $D_4/Z(D_4)$ "just like" $V$, Klein's 4-group?

Center of $D_6$ is $\mathbb{Z}_2$

Drawing the subgroup lattice of D10

Prove two reflections of lines through the origin generate a dihedral group.

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