翻訳と辞書 |
Tetrahedral-icosahedral honeycomb : ウィキペディア英語版 | Tetrahedral-icosahedral honeycomb 40px 40px r 40px |- |bgcolor=#e7dcc3|Faces||triangular pentagon |- |bgcolor=#e7dcc3|Vertex figure||80px icosidodecahedron |- |bgcolor=#e7dcc3|Coxeter group||() |- |bgcolor=#e7dcc3|Properties||Vertex-transitive, edge-transitive |} In the geometry of hyperbolic 3-space, the tetrahedral-icosahedral honeycomb is a compact uniform honeycomb, constructed from icosahedron, tetrahedron, and octahedron cells, in a icosidodecahedron vertex figure. It has a single-ring Coxeter diagram, , and is named by its two regular cells. It represents a semiregular honeycomb as defined by all regular cells, although from the Wythoff construction, rectified tetrahedral r, becomes the regular octahedron . == Images==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Tetrahedral-icosahedral honeycomb」の詳細全文を読む
スポンサード リンク
翻訳と辞書 : 翻訳のためのインターネットリソース |
Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.
|
|