Two reflections generating the Dihedral group $D_n$
64305
Prove two reflections of lines through the origin generate a dihedral group.
126930
Finding all group homomorphisms of $S_n\to\mathbb{C}^*$ and $A_n\to\mathbb{C}^*$
108271
Characteristic map of a n-cell in a CW complex
148369
Quotient groups of D10
71245
$2 \times 2 $ Orthogonal Group
104549
When $d \mid n$, the number of elements of order $d$ in a cyclic subgroup of order $n$ is $\phi (d)$
1990
Results for elements in Dihedral Groups: $x \notin \langle r\rangle  \Rightarrow rx = xr^{-1}$
38153
Looking for a simple proof that groups of order $2p$ are up to isomorphism $\mathbb{Z}_{2p}$ and $D_{p}$ .
3317
Subgroup generated by $2$ and $7$ in $(\mathbb Z,+)$
39866
Automorphism group of the quaternion group
85728
How to write dihedral group in cycle notation?
24561
$\mathbb S_n$ as semidirect product
135855
Prove the group of all real translations and all glide reflections with axis$R$ is isomorphic to $\{1,-1\}\times \mathbb R$
76504
Non-trivial cyclic group with unique generator
48369
discrete subgroups of euclidean space
47522
group generators of $(\mathbb Z_{17}-\{0\},\times)$
53357
Cyclic Group Generators of Order $n$