Enneagonal-hendecagonal duotegmatic tegum

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Enneagonal-hendecagonal duotegmatic tegum
Rank5
TypeUniform dual
Notation
Coxeter diagramm2m9o2m11o
Elements
Tera198 digonal disphenoidal pyramids
Cells99 digonal disphenoids, 198+198 sphenoids
Faces18+22+99+99 isosceles triangles, 198 scalene triangles
Edges9+11+18+22+99
Vertices2+9+11
Vertex figure2 enneagonal-hendecagonal duotegums, 9 square-hendecagonal duotegums, 11 square-enneagonal duotegums
Measures (edge length 1)
Central density1
Related polytopes
DualEnneagonal-hendecagonal duoprismatic prism
Abstract & topological properties
Euler characteristic2
OrientableYes
Properties
SymmetryI2(9)×I2(11)×A1, order 792
ConvexYes
NatureTame

The enneagonal-hendecagonal duotegmatic tegum is an isoteric duotegum that consists of 198 digonal disphenoidal pyramids and 22 vertices.