Heptagonal tiling: In geometry, a heptagonal tiling is a regular tiling of the hyperbolic plane. It is represented by Schläfli symbol of {7,3}, having three regular heptagons around each vertex. (Tiling of the hyperbolic plane) [100%] 2024-01-04 [Heptagonal tilings] [Hyperbolic tilings]...
Heptagonal tiling honeycomb: In the geometry of hyperbolic 3-space, the heptagonal tiling honeycomb or 7,3,3 honeycomb a regular space-filling tessellation (or honeycomb). Each infinite cell consists of a heptagonal tiling whose vertices lie on a 2-hypercycle, each of ... [81%] 2022-07-12 [Honeycombs (geometry)] [Heptagonal tilings]...
Truncated heptagonal tiling: In geometry, the truncated heptagonal tiling is a semiregular tiling of the hyperbolic plane. There are one triangle and two tetradecagons on each vertex. [81%] 2023-12-19 [Heptagonal tilings] [Hyperbolic tilings]...
Truncated hexagonal tiling: In geometry, the truncated hexagonal tiling is a semiregular tiling of the Euclidean plane. There are 2 dodecagons (12-sides) and one triangle on each vertex. [70%] 2024-02-06 [Euclidean tilings] [Hexagonal tilings]...
Hexagonal tiling honeycomb: In the field of hyperbolic geometry, the hexagonal tiling honeycomb is one of 11 regular paracompact honeycombs in 3-dimensional hyperbolic space. It is paracompact because it has cells composed of an infinite number of faces. [70%] 2022-11-21 [Hexagonal tilings] [Honeycombs (geometry)]...
Heptagrammic-order heptagonal tiling: In geometry, the heptagrammic-order heptagonal tiling is a regular star-tiling of the hyperbolic plane. It has Schläfli symbol of {7,7/2}. [70%] 2023-06-24 [Heptagonal tilings] [Hyperbolic tilings]...
Hexagonal (CONCACAF): In association football, the term Hexagonal (known in English as The Hex) was often used to refer to the final round of FIFA World Cup qualification among the six remaining teams in CONCACAF. The six-team round robin format was ... (CONCACAF) [64%] 2024-12-02 [FIFA World Cup qualification (CONCACAF)]
Truncated order-7 heptagonal tiling: In geometry, the truncated order-7 heptagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of t0,1{7,7}, constructed from one heptagons and two tetrakaidecagons around every vertex. [63%] 2023-04-01 [Heptagonal tilings] [Hyperbolic tilings]...
Truncated order-4 heptagonal tiling: In geometry, the truncated order-4 heptagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of t{7,4}. [63%] 2022-10-01 [Heptagonal tilings] [Hyperbolic tilings]...
Truncated order-7 heptagonal tiling: In geometry, the truncated order-7 heptagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of t0,1{7,7}, constructed from one heptagons and two tetrakaidecagons around every vertex. [63%] 2023-12-12 [Heptagonal tilings] [Hyperbolic tilings]...
Heptanal: L'heptanal ou n-heptanal est un aldéhyde de formule semi-développée CH3(CH2)5CHO. L'heptanal se présente sous la forme d'un liquide incolore, inflammable, légèrement volatil, avec une odeur pénétrante, fruité à huileuse-graisseuse. [62%] 2024-10-28
Infinite-order hexagonal tiling: In 2-dimensional hyperbolic geometry, the infinite-order hexagonal tiling is a regular tiling. It has Schläfli symbol of {6,∞}. [61%] 2023-10-07 [Hyperbolic tilings] [Infinite-order tilings]...
Order-5 hexagonal tiling: In geometry, the order-5 hexagonal tiling is a regular tiling of the hyperbolic plane. It has Schläfli symbol of {6,5}. [61%] 2023-10-17 [Hexagonal tilings] [Hyperbolic tilings]...
Alternated hexagonal tiling honeycomb: In three-dimensional hyperbolic geometry, the alternated hexagonal tiling honeycomb, h{6,3,3}, or , is a semiregular tessellation with tetrahedron and triangular tiling cells arranged in an octahedron vertex figure. It is named after its construction, as an alteration ... [61%] 2022-08-11 [Hexagonal tilings] [Honeycombs (geometry)]...
Order-8 hexagonal tiling: In geometry, the order-8 hexagonal tiling is a regular tiling of the hyperbolic plane. It has Schläfli symbol of {6,8}. [61%] 2023-11-06 [Hexagonal tilings] [Hyperbolic tilings]...
Octahedral-hexagonal tiling honeycomb: In the geometry of hyperbolic 3-space, the octahedron-hexagonal tiling honeycomb is a paracompact uniform honeycomb, constructed from octahedron, hexagonal tiling, and trihexagonal tiling cells, in a rhombicuboctahedron vertex figure. It has a single-ring Coxeter diagram, , and is ... [61%] 2024-05-13 [Hexagonal tilings] [Honeycombs (geometry)]...
Order-6 hexagonal tiling: In geometry, the order-6 hexagonal tiling is a regular tiling of the hyperbolic plane. It has Schläfli symbol of {6,6} and is self-dual. [61%] 2024-08-11 [Hexagonal tilings] [Hyperbolic tilings]...
Infinite-order hexagonal tiling: In 2-dimensional hyperbolic geometry, the infinite-order hexagonal tiling is a regular tiling. It has Schläfli symbol of {6,∞}. [61%] 2025-02-15 [Hyperbolic tilings] [Infinite-order tilings]...
Tailings: In mining, tailings or tails are the materials left over after the process of separating the valuable fraction from the uneconomic fraction (gangue) of an ore. Tailings are different from overburden, which is the waste rock or other material that ... (Materials left over from the separation of valuable minerals from ore) [59%] 2024-05-15 [Environmental impact of mining] [Waste]...
Heptagonal trapezohedron: In geometry, a heptagonal trapezohedron or deltohedron is the fifth in an infinite series of trapezohedra which are dual polyhedron to the antiprisms. It has 14 faces which are congruent kites. [59%] 2022-07-08 [Polyhedra]
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