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| 6-6 duopyramid ： ウィキペディア英語版 |
6-6 duoprism
× = 2
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|bgcolor=#e7dcc3|Coxeter diagrams||
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|bgcolor=#e7dcc3|Cells||12 hexagonal prisms
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|bgcolor=#e7dcc3|Faces||36 squares,
12 hexagons
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|bgcolor=#e7dcc3|Edges||72
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|bgcolor=#e7dcc3|Vertices||36
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|bgcolor=#e7dcc3|Vertex figure||Tetragonal disphenoid
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|bgcolor=#e7dcc3|Symmetry||, order 288
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|bgcolor=#e7dcc3|Dual||6-6 duopyramid
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|bgcolor=#e7dcc3|Properties||convex, vertex-uniform, facet-transitive
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In geometry of 4 dimensions, a 6-6 duoprism is a polygonal duoprism, a 4-polytope resulting from the Cartesian product of two octagons.
It has 36 vertices, 72 edges, 48 faces (36 squares, and 12 hexagons), in 12 hexagonal prism cells. It has Coxeter diagram , and symmetry [[6,2,6]], order 288.
==Images==
240px
Net
Seen in a skew 2D orthogonal projection, it contains the projected rhombi of the rhombic tiling.
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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