Heptagonal duoexpandotegum

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Heptagonal duoexpandotegum
Rank4
TypeIsotopic
Elements
Cells196 mirror-symmetric triangular antitegums
Faces196 irregular tetragons, 98+98+196 kites
Edges28+98+98+196+196
Vertices14+14+49+49+98
Vertex figure49 tetragonal disphenoids, 98 notches, 49 digonal scalenohedra, 14+14 heptagonal tegums
Measures (edge length 1)
Central density1
Related polytopes
DualHeptagonal duoexpandoprism
Abstract & topological properties
Euler characteristic0
OrientableYes
Properties
SymmetryI2(7)≀S2, order 392
ConvexYes
NatureTame

The heptagonal duoexpandotegum is a convex isochoric polychoron and member of the duoexpandoprism family with 196 mirror-symmetric triangular antitegums as cells.

Each cell of this polychoron has mirror symmetry, with 4 kites and 2 irregular tetragons for faces.