Petrial triangular duocomb

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Petrial triangular duocomb
Rank3
Dimension4
TypeRegular
Notation
Schläfli symbol{4,4∣3}π
Elements
Faces6 hexagonal-triangular coils
Edges18
Vertices9
Vertex figureSkew square, edge length , length 1 between opposite vertices
Petrie polygons9 squares
Related polytopes
ArmyTriddip
RegimentTriddip
Petrie dualTriangular duocomb
Convex hullTriangular duoprism
Abstract & topological properties
Flag count72
Euler characteristic-3
Schläfli type{6,4}
OrientableNo
Genus5
Properties
SymmetryA2≀S2, order 72
ConvexNo
Dimension vector(2,2,3)

The Petrial triangular duocomb is a regular skew polyhedron in 4-dimensional Euclidean space.

Vertex coordinates[edit | edit source]

The triangular duocomb shares its vertices and edges with the triangular duoprism, so its coordinates are:

  • ,
  • ,
  • ,
  • .

External links[edit | edit source]