# Protriangular prismatic symmetry

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### Convex polytopes with A

Protriangular prismatic symmetry | |
---|---|

Rank | 3 |

Space | Spherical |

Order | 6 |

**Protriangular prismatic symmetry**, also known as **protrippic symmetry** and notated as **A _{2}+×A_{1}**, is a 3D spherical symmetry group. It is the symmetry group of the triangular prism if the triangles are considered to have chiral rather than full triangular symmetry.

### Subgroups[edit | edit source]

### Convex polytopes with A_{2}+×A_{1} symmetry[edit | edit source]

- Triangular prism (isogonal)/Triangular tegum (isotopic)