Enneagonal-dodecagonal duotegmatic tegum

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Enneagonal-dodecagonal duotegmatic tegum
Rank5
TypeUniform dual
Notation
Coxeter diagramm2m9o2m12o
Elements
Tera216 digonal disphenoidal pyramids
Cells108 digonal disphenoids, 216+216 sphenoids
Faces18+24+108+108 isosceles triangles, 216 scalene triangles
Edges9+12+18+24+108
Vertices2+9+12
Vertex figure2 enneagonal-dodecagonal duotegums, 9 square-dodecagonal duotegums, 12 square-enneagonal duotegums
Measures (edge length 1)
Central density1
Related polytopes
DualEnneagonal-dodecagonal duoprismatic prism
Abstract & topological properties
Euler characteristic2
OrientableYes
Properties
SymmetryI2(9)×I2(12)×A1, order 864
ConvexYes
NatureTame

The enneagonal-dodecagonal duotegmatic tegum is an isoteric duotegum that consists of 216 digonal disphenoidal pyramids and 23 vertices.