Octagonal antiprism

From Wikipedia, the free encyclopedia
Jump to: navigation, search
Uniform Octagonal antiprism
Octagonal antiprism.png
Type Prismatic uniform polyhedron
Elements F = 18, E = 32
V = 16 (χ = 2)
Faces by sides 16{3}+2{8}
Schläfli symbol s{2,16}
sr{2,8}
Wythoff symbol | 2 2 8
Coxeter diagram CDel node h.pngCDel 2x.pngCDel node h.pngCDel 16.pngCDel node.png
CDel node h.pngCDel 2x.pngCDel node h.pngCDel 8.pngCDel node h.png
Symmetry group D8d, [2+,16], (2*8), order 32
Rotation group D8, [8,2]+, (822), order 16
References U77(f)
Dual Octagonal trapezohedron
Properties convex
Octagonal antiprism vertfig.png
Vertex figure
3.3.3.8

In geometry, the octagonal antiprism is the 6th in an infinite set of antiprisms formed by an even-numbered sequence of triangle sides closed by two polygon caps.

If faces are all regular, it is a semiregular polyhedron.

See also[edit]

Family of uniform antiprisms n.3.3.3
Polyhedron Digonal antiprism.png Trigonal antiprism.png Square antiprism.png Pentagonal antiprism.png Hexagonal antiprism.png Antiprism 7.png Octagonal antiprism.png Enneagonal antiprism.png Decagonal antiprism.png Hendecagonal antiprism.png Dodecagonal antiprism.png
Tiling Spherical digonal antiprism.png Spherical trigonal antiprism.png Spherical square antiprism.png Spherical pentagonal antiprism.png Spherical hexagonal antiprism.png Spherical heptagonal antiprism.png Spherical octagonal antiprism.png Infinite antiprism.png
Config. V2.3.3.3 3.3.3.3 4.3.3.3 5.3.3.3 6.3.3.3 7.3.3.3 8.3.3.3 9.3.3.3 10.3.3.3 11.3.3.3 12.3.3.3 ...∞.3.3.3

External links[edit]