- all-space filling tetrahedra
- Космонавтика: четырёхгранная конструкция с высокой плотностью компоновки
Универсальный англо-русский словарь. Академик.ру. 2011.
all-space filling tetrahedra
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Convex uniform honeycomb — The alternated cubic honeycomb is one of 28 space filling uniform tessellations in Euclidean 3 space, composed of alternating yellow tetrahedra and red octahedra. In geometry, a convex uniform honeycomb is a uniform tessellation which fills three … Wikipedia
Tetrahedron — For the academic journal, see Tetrahedron (journal). Regular Tetrahedron (Click here for rotating model) Type Platonic solid Elements F = 4, E = 6 V = 4 (χ = 2) Faces by s … Wikipedia
Honeycomb (geometry) — In geometry, a honeycomb is a space filling or close packing of polyhedral or higher dimensional cells , so that there are no gaps. It is an example of the more general mathematical tiling or tessellation in any number of dimensions. Honeycombs… … Wikipedia
Octahedron — For the album by The Mars Volta, see Octahedron (album). Regular Octahedron (Click here for rotating model) Type Platonic solid Elements F = 8, E = 12 V = 6 (χ = 2) Faces by sides … Wikipedia
Molecular model — A molecular model, in this article, is a physical model that represents molecules and their processes. The creation of mathematical models of molecular properties and behaviour is molecular modelling, and their graphical depiction is molecular… … Wikipedia
Gyrated tetrahedral-octahedral honeycomb — The gyrated tetrahedral octahedral honeycomb or gyrated alternated cubic honeycomb is a space filling tessellation (or honeycomb) in Euclidean 3 space made up of octahedra and tetrahedra in a ratio of 1:2.It is vertex uniform with 8 tetrahedra… … Wikipedia
Cube — This article is about the geometric shape. For other uses, see Cube (disambiguation). Regular Hexahedron (Click here for rotating model) Type Platonic solid Elements F = 6, E = 12 V = 8 (χ = 2) … Wikipedia
Semiregular k 21 polytope — In geometry, a semiregular k21 polytope is a polytope in (k+4) dimensions constructed from the En Coxeter group, and having only regular polytope facets. The family was named by Coxeter as k21 by its bifurcating Coxeter Dynkin diagram, with a… … Wikipedia
Hydroxide — Lewis structure of the hydroxide ion showing three lone pairs on the oxygen atom … Wikipedia
Runcinated tesseract — Tesseract … Wikipedia
16-cell — Regular hexadecachoron (16 cell) (4 orthoplex) Schlegel diagram (vertices and edges) Type Convex regular 4 polytope Schläfli symbo … Wikipedia
