| 词条 | Octagrammic crossed-antiprism |
| 释义 |
|image=Antiprism 8-5.png |type=Uniform polyhedron |faces=2 {8/3} 16 {3} |edges=32 |vertices=16 |wythoff=|2 2 8/5 |schläfli=s{2,16/5} |coxeter={{CDD|node_h|2x|node_h|16|rat|5|node}} |symmetry=D8d, [2+,16],(2*8), order 32 |vertex_config=8/5.3.3.3 |dual=Octagrammic concave deltohedron |properties=nonconvex |vertex_figure=Octagrammic antiprism-5-8 vertfig.png }} In geometry, the octagrammic crossed-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
External links{{Commons category|Antiprisms}}
1 : Prismatoid polyhedra |
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