Heptagrammic antiprism (7/3)

Heptagrammic antiprism
Type Uniform polyhedron
Faces 2 Heptagrams
14 triangles
Edges 28
Vertices 14
Vertex configuration 7/3.3.3.3
Wythoff symbol 2 2 7/3
Schläfli symbol s{2,14/3}
sr{2,7/3}
Coxeter diagram
Symmetry group D7d
Dual polyhedron Heptagrammic deltohedron
Properties nonconvex
Vertex figure

In geometry, the {7/3} heptagrammic antiprism is one in an infinite set of nonconvex antiprisms formed by triangle sides and two regular star polygon caps, in this case two {7/3} heptagrams.

See also


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