- octahedra
- Octahedra
Большой англо-русский и русско-английский словарь. 2001.
octahedra
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Compound of three octahedra — The compound of three octahedra In mathematics, the compound of three octahedra or octahedron 3 compound is a polyhedral compound formed from three regular octahedra, all sharing a common center but rotated with respect to each other. Although… … Wikipedia
Compound of four octahedra with rotational freedom — Type Uniform compound Index UC10 Polyhedra 4 octahedra Faces 8+24 triangles … Wikipedia
Compound of twenty octahedra with rotational freedom — Type Uniform compound Index UC13 Polyhedra 20 octahedra Faces 40+120 triangles … Wikipedia
Compound of five octahedra — Type Regular compound Index UC17, W23 Elements (As a compound) 5 octahedra: F = 40, E = 60, V = 30 … Wikipedia
Compound of eight octahedra with rotational freedom — Type Uniform compound Index UC11 Polyhedra 8 octahedra Faces 16+48 triangles … Wikipedia
Compound of twenty octahedra — Type Uniform compound Index UC14 Polyhedra 20 octahedra Faces 40+120 triangles … Wikipedia
Compound of ten octahedra — Compounds of ten octahedra Type Uniform compound Index UC15 and UC16 P … Wikipedia
Compound of four octahedra — Type Uniform compound Index UC12 Convex hull Nonuniform truncated cube Polyhedra 4 … Wikipedia
Oxide minerals — Oxide mineral exhibit at the Museum of Geology in South Dakota The oxide mineral class includes those minerals in which the oxide anion (O2 ) is bonded to one or more metal ions. The hydroxide bearing minerals are typically included in the oxide… … 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
Polyhedral compound — A polyhedral compound is a polyhedron that is itself composed of several other polyhedra sharing a common centre. They are the three dimensional analogs of polygonal compounds such as the hexagram. Neighbouring vertices of a compound can be… … Wikipedia
