5-cellとは意味・読み方・使い方

出典:『Wiktionary』 (2025/01/07 01:43 UTC 版)

語源

From 5 +‎ cell.

発音

IPA: /ˈfaɪvˌsɛl/

名詞

5-cell (plural 5-cells)

(geometry) A four-dimensional polytope, analogous to a tetrahedron, whose five bounding facets are tetrahedra.
- 1896, American Journal of Mathematics, page 181:
  
  In every vertex of the 5-cell, 8-cell and 120-cell there are 4 concurring edges; in every vertex of the 24-cell, 8 edges.
- 1988, Unnamed translator, L. A. Sidorov, Confuguration, article in Michiel Hazewinkel (editor) Encyclopaedia of Mathematics: An updated and annotated translation of the Soviet ‘Mathematical Encyclopaedia’, Volume 2: C, page 309,
  
  For example, a 5-cell is bounded by five three-dimensional tetrahedra, an 8-cell by eight cubes, etc., the 5-cell and the 24-cell being duals of each other (the points correspond to spaces and lines to planes).
- 2007, Steven R. Lay, Convex Sets and Their Applications‎, page 230:
  
  If we call a regular polytope with m facets an m-cell, then in E we have the 5-cell with tetrahedral facets (the simplex), the 8-cell with cubic facets (the hypercube), the 16-cell with tetrahedral facets (the regular cross-polytope), the 24-cell with octahedral facets, the 120-cell with dodecahedral facets, and the 600-cell with tetrahedral facets.
- 2008, Tony Robbin, Shadows of Reality: The Fourth Dimension in Relativity, Cubism, and Modern Thought‎, page 16:
  
  Later in the same document, President Hall listed all of the university 's four-dimensional models: four Brill models—the 5-cell, 8-cell, 16-cell, and 24-cell—along with seven spun glass models by T. P. Hall that "illustrated rotations."

同意語

(4-dimensional polytope analogous to a tetrahedron): 4-simplex, pentachoron, pentahedroid, pentatope, tetrahedral pyramid


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5-cellとは意味・読み方・使い方

Wiktionary英語版での「5-cell」の意味

5-cell

語源

発音

名詞

同意語

「5-cell」の部分一致の例文検索結果

ウィキペディア英語版での「5-cell」の意味

5-cell

「5-cell」の部分一致の例文検索結果

「5-cell」のお隣キーワード

5-cellとは 意味・読み方・使い方

Wiktionary英語版での「5-cell」の意味

5-cell

語源

発音

名詞

同意語

「5-cell」の部分一致の例文検索結果

ウィキペディア英語版での「5-cell」の意味

5-cell

「5-cell」の部分一致の例文検索結果

「5-cell」のお隣キーワード

5-cellとは意味・読み方・使い方