 ![The $C_n$ rotational symmetry point groups: $C_0,C_0,C_0,C_0,C_0$.](C0_0D.png "fig:"){height="\fg"} ![The $C_n$ rotational symmetry point groups: $C_0,C_0,C_0,C_0,C_0$.](C0_0D.png "fig:"){height="\fg"} ![The $C_n$ rotational symmetry point groups: $C_0,C_0,C_0,C_0,C_0$.](C0_0D.png "fig:"){height="\fg"} ![The $C_n$ rotational symmetry point groups: $C_0,C_0,C_0,C_0,C_0$.](C0_0D.png "fig:"){height="\fg"} ![The $C_n$ rotational symmetry point groups: $C_0,C_0,C_0,C_0,C_0$.](C0_0D.png "fig:"){height="\fg"}  The symmetry group is ${G={\mathbb{Z}}_n