Octagrammic antiprism

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Octagrammic antiprism
Antiprism 8-3.png
TypeUniform polyhedron
Faces2 {8/3}
16 {3}
Edges32
Vertices16
Vertex configuration8/3.3.3.3
Wythoff symbol|2 2 8/3
Schläfli symbols{2,16/3}
Coxeter diagramCDel node h.pngCDel 2x.pngCDel node h.pngCDel 16.pngCDel rat.pngCDel 3x.pngCDel node.png
Symmetry groupD8d, [2+,16], (2*8), order 32
Dual polyhedronOctagrammic deltohedron
Propertiesnonconvex
Vertex figure
Octagrammic antiprism-3-8 vertfig.png

In geometry, the octagrammic antiprism is one in an infinite set of nonconvex antiprisms formed by triangle sides and two regular star polygon caps, in this case two octagrams.

See also[edit]

External links[edit]

  • Weisstein, Eric W. "Antiprism". MathWorld.
  • Paper models of prisms and antiprisms