Triangular prismatic honeycomb

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Triangular prismatic honeycomb
Triangular prismatic honeycomb.png
Type Uniform honeycomb
Schläfli symbol {3,6}×{∞} or t0,3{3,6,2,∞}
Coxeter diagrams CDel node 1.pngCDel 3.pngCDel node.pngCDel 6.pngCDel node.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
CDel node 1.pngCDel split1.pngCDel branch.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
CDel node h.pngCDel split1.pngCDel branch hh.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
Space group
Coxeter notation
[6,3,2,∞]
[3[3],2,∞]
[(3[3])+,2,∞]
Dual Hexagonal prismatic honeycomb
Properties vertex-transitive

The triangular prismatic honeycomb or triangular prismatic cellulation is a space-filling tessellation (or honeycomb) in Euclidean 3-space. It is composed entirely of triangular prisms.

Contents

It is constructed from a triangular tiling extruded into prisms.

It is one of 28 convex uniform honeycombs.

It consists of 1 + 6 + 1 = 8 edges meeting at a vertex, There are 6 triangular prism cells meeting at an edge and faces are shared between 2 cells.

Hexagonal prismatic honeycomb

Hexagonal prismatic honeycomb
Type Uniform honeycomb
Schläfli symbols {6,3}×{∞} or t0,1,3{6,3,2,∞}
Coxeter diagrams CDel node 1.pngCDel 6.pngCDel node.pngCDel 3.pngCDel node.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png

CDel node 1.pngCDel 3.pngCDel node 1.pngCDel 6.pngCDel node.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
CDel node 1.pngCDel split1.pngCDel branch 11.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png

Cell types 4.4.6
Vertex figure triangular bipyramid
Space group
Coxeter notation
[6,3,2,∞]
[3[3],2,∞]
DualTriangular prismatic honeycomb
Properties vertex-transitive

The hexagonal prismatic honeycomb or hexagonal prismatic cellulation is a space-filling tessellation (or honeycomb) in Euclidean 3-space made up of hexagonal prisms.

It is constructed from a hexagonal tiling extruded into prisms.

Hexagonal prismatic honeycomb.png

It is one of 28 convex uniform honeycombs.

This honeycomb can be alternated into the gyrated tetrahedral-octahedral honeycomb, with pairs of tetrahedra existing in the alternated gaps (instead of a triangular bipyramid).

There are 1 + 3 + 1 = 5 edges meeting at a vertex, 3 Hexagonal Prism cells meeting at an edge, and faces are shared between 2 cells.


Trihexagonal prismatic honeycomb

Trihexagonal prismatic honeycomb
Type Uniform honeycomb
Schläfli symbol r{6,3}x{∞} or t1,3{6,3}x{∞}
Vertex figure Rectangular bipyramid
Coxeter diagram CDel node.pngCDel 6.pngCDel node 1.pngCDel 3.pngCDel node.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
Space group
Coxeter notation
[6,3,2,∞]
Dual Rhombille prismatic honeycomb
Properties vertex-transitive

The trihexagonal prismatic honeycomb or trihexagonal prismatic cellulation is a space-filling tessellation (or honeycomb) in Euclidean 3-space. It is composed of hexagonal prisms and triangular prisms in a ratio of 1:2.

Triangular-hexagonal prismatic honeycomb.png

It is constructed from a trihexagonal tiling extruded into prisms.

It is one of 28 convex uniform honeycombs.


Truncated hexagonal prismatic honeycomb

Truncated hexagonal prismatic honeycomb
Type Uniform honeycomb
Schläfli symbol t{6,3}×{∞} or t0,1,3{6,3,2,∞}
Coxeter diagram CDel node 1.pngCDel 6.pngCDel node 1.pngCDel 3.pngCDel node.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
Cell types 4.4.12 Dodecagonal prism.png
3.4.4 Triangular prism.png
Face types {3}, {4}, {12}
Edge figures Square,
Isosceles triangle
Vertex figure Triangular bipyramid
Space group
Coxeter notation
[6,3,2,∞]
Dual Triakis triangular prismatic honeycomb
Properties vertex-transitive

The truncated hexagonal prismatic honeycomb or tomo-trihexagonal prismatic cellulation is a space-filling tessellation (or honeycomb) in Euclidean 3-space. It is composed of dodecagonal prisms, and triangular prisms in a ratio of 1:2.

Truncated hexagonal prismatic honeycomb.png

It is constructed from a truncated hexagonal tiling extruded into prisms.

It is one of 28 convex uniform honeycombs.


Rhombitrihexagonal prismatic honeycomb

Rhombitrihexagonal prismatic honeycomb
Type Uniform honeycomb
Vertex figure Trapezoidal bipyramid
Schläfli symbol rr{6,3}×{∞} or t0,2,3{6,3,2,∞}
s2{3,6}×{∞}
Coxeter diagram CDel node 1.pngCDel 6.pngCDel node.pngCDel 3.pngCDel node 1.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
CDel node h.pngCDel 3.pngCDel node h.pngCDel 6.pngCDel node 1.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
Space group
Coxeter notation
[6,3,2,∞]
Dual Deltoidal trihexagonal prismatic honeycomb
Properties vertex-transitive

The rhombitrihexagonal prismatic honeycomb or rhombitrihexagonal prismatic cellulation is a space-filling tessellation (or honeycomb) in Euclidean 3-space. It is composed of hexagonal prisms, cubes, and triangular prisms in a ratio of 1:3:2.

Rhombitriangular-hexagonal prismatic honeycomb.png

It is constructed from a rhombitrihexagonal tiling extruded into prisms.

It is one of 28 convex uniform honeycombs.


Truncated trihexagonal prismatic honeycomb

Truncated trihexagonal prismatic honeycomb
Type Uniform honeycomb
Schläfli symbol tr{6,3}×{∞} or t0,1,2,3{6,3,2,∞}
Coxeter diagram CDel node 1.pngCDel 6.pngCDel node 1.pngCDel 3.pngCDel node 1.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
Space group
Coxeter notation
[6,3,2,∞]
Vertex figure irr. triangular bipyramid
Dual Kisrhombille prismatic honeycomb
Properties vertex-transitive

The truncated trihexagonal prismatic honeycomb or tomo-trihexagonal prismatic cellulation is a space-filling tessellation (or honeycomb) in Euclidean 3-space. It is composed of dodecagonal prisms, hexagonal prisms, and cubes in a ratio of 1:2:3.

Omnitruncated triangular-hexagonal prismatic honeycomb.png

It is constructed from a truncated trihexagonal tiling extruded into prisms.

It is one of 28 convex uniform honeycombs.


Snub trihexagonal prismatic honeycomb

Snub trihexagonal prismatic honeycomb
Type Uniform honeycomb
Schläfli symbol sr{6,3}×{∞}
Coxeter diagram CDel node h.pngCDel 6.pngCDel node h.pngCDel 3.pngCDel node h.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
Symmetry [(6,3)+,2,∞]
Dual Floret pentagonal prismatic honeycomb
Properties vertex-transitive

The snub trihexagonal prismatic honeycomb or simo-trihexagonal prismatic cellulation is a space-filling tessellation (or honeycomb) in Euclidean 3-space. It is composed of hexagonal prisms and triangular prisms in a ratio of 1:8.

Snub triangular-hexagonal prismatic honeycomb.png

It is constructed from a snub trihexagonal tiling extruded into prisms.

It is one of 28 convex uniform honeycombs.


Snub trihexagonal antiprismatic honeycomb

Snub trihexagonal antiprismatic honeycomb
Type Convex honeycomb
Schläfli symbol ht0,1,2,3{6,3,2,∞}
Coxeter-Dynkin diagram CDel node h.pngCDel 6.pngCDel node h.pngCDel 3.pngCDel node h.pngCDel 2.pngCDel node h.pngCDel infin.pngCDel node.png
Cells hexagonal antiprism
octahedron
tetrahedron
Vertex figure Snub trihexagonal antiprismatic honeycomb vertex figure.png
Symmetry [6,3,2,∞]+
Properties vertex-transitive

A snub trihexagonal antiprismatic honeycomb can be constructed by alternation of the truncated trihexagonal prismatic honeycomb, although it can not be made uniform, but it can be given Coxeter diagram: CDel node h.pngCDel 6.pngCDel node h.pngCDel 3.pngCDel node h.pngCDel 2.pngCDel node h.pngCDel infin.pngCDel node.png and has symmetry [6,3,2,∞]+. It makes hexagonal antiprisms from the dodecagonal prisms, octahedra (as triangular antiprisms) from the hexagonal prisms, tetrahedra (as tetragonal disphenoids) from the cubes, and two tetrahedra from the triangular bipyramids.


Elongated triangular prismatic honeycomb

Elongated triangular prismatic honeycomb
Type Uniform honeycomb
Schläfli symbols {3,6}:e×{∞}
s{∞}h1{∞}×{∞}
Coxeter diagrams CDel node.pngCDel infin.pngCDel node h.pngCDel 2x.pngCDel node h.pngCDel infin.pngCDel node 1.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
CDel node h.pngCDel infin.pngCDel node h.pngCDel 2x.pngCDel node h.pngCDel infin.pngCDel node 1.pngCDel 2.pngCDel node 1.pngCDel infin.pngCDel node.png
Space group
Coxeter notation
[∞,2+,∞,2,∞]
[(∞,2)+,∞,2,∞]
Dual Prismatic pentagonal prismatic honeycomb
Properties vertex-transitive

The elongated triangular prismatic honeycomb or elongated antiprismatic prismatic cellulation is a space-filling tessellation (or honeycomb) in Euclidean 3-space. It is composed of cubes and triangular prisms in a ratio of 1:2.

Elongated triangular prismatic honeycomb.png

It is constructed from an elongated triangular tiling extruded into prisms.

It is one of 28 convex uniform honeycombs.


Gyrated triangular prismatic honeycomb

Gyrated triangular prismatic honeycomb
Type Convex uniform honeycomb
Schläfli symbols {3,6}:g×{∞}
{4,4}f{∞}
Cell types (3.4.4)
Face types {3}, {4}
Vertex figure Gyrated triangular prismatic honeycomb verf.png
Space group [4,(4,2+,∞,2+)] ?
Dual?
Properties vertex-transitive

The gyrated triangular prismatic honeycomb or parasquare fastigial cellulation is a space-filling tessellation (or honeycomb) in Euclidean 3-space made up of triangular prisms. It is vertex-uniform with 12 triangular prisms per vertex.

Gyrated triangular prismatic honeycomb.png Gyrated triangular prismatic tiling.png

It can be seen as parallel planes of square tiling with alternating offsets caused by layers of paired triangular prisms. The prisms in each layer are rotated by a right angle to those in the next layer.

It is one of 28 convex uniform honeycombs.

Pairs of triangular prisms can be combined to create gyrobifastigium cells. The resulting honeycomb is closely related but not equivalent: it has the same vertices and edges, but different two-dimensional faces and three-dimensional cells.


Gyroelongated triangular prismatic honeycomb

Gyroelongated triangular prismatic honeycomb
Type Uniform honeycomb
Schläfli symbols {3,6}:ge×{∞}
{4,4}f1{∞}
Vertex figure Gyroelongated alternated triangular prismatic honeycomb verf.png
Space group
Coxeter notation
[4,(4,2+,∞,2+)] ?
Dual-
Properties vertex-transitive

The gyroelongated triangular prismatic honeycomb or elongated parasquare fastigial cellulation is a uniform space-filling tessellation (or honeycomb) in Euclidean 3-space. It is composed of cubes and triangular prisms in a ratio of 1:2.

Gyroelongated triangular prismatic honeycomb.png Gyroelongated triangular prismatic tiling.png

It is created by alternating layers of cubes and triangular prisms, with the prisms alternating in orientation by 90 degrees.

It is related to the elongated triangular prismatic honeycomb which has the triangular prisms with the same orientation.

This is related to a space-filling polyhedron, elongated gyrobifastigium, where cube and two opposite triangular prisms are augmented together as a single polyhedron:

Elongated gyrobifastigium equilateral honeycomb.png

Related Research Articles

Convex uniform honeycomb

In geometry, a convex uniform honeycomb is a uniform tessellation which fills three-dimensional Euclidean space with non-overlapping convex uniform polyhedral cells.

Cubic honeycomb

The cubic honeycomb or cubic cellulation is the only proper regular space-filling tessellation in Euclidean 3-space, made up of cubic cells. It has 4 cubes around every edge, and 8 cubes around each vertex. Its vertex figure is a regular octahedron. It is a self-dual tessellation with Schläfli symbol {4,3,4}. John Horton Conway calls this honeycomb a cubille.

Tetrahedral-octahedral honeycomb Quasiregular space-filling tesselation

The tetrahedral-octahedral honeycomb, alternated cubic honeycomb is a quasiregular space-filling tessellation in Euclidean 3-space. It is composed of alternating regular octahedra and tetrahedra in a ratio of 1:2.

Bitruncated cubic honeycomb

The bitruncated cubic honeycomb is a space-filling tessellation in Euclidean 3-space made up of truncated octahedra. It has 4 truncated octahedra around each vertex. Being composed entirely of truncated octahedra, it is cell-transitive. It is also edge-transitive, with 2 hexagons and one square on each edge, and vertex-transitive. It is one of 28 uniform honeycombs.

Quarter cubic honeycomb

The quarter cubic honeycomb, quarter cubic cellulation or bitruncated alternated cubic honeycomb is a space-filling tessellation in Euclidean 3-space. It is composed of tetrahedra and truncated tetrahedra in a ratio of 1:1. It is called "quarter-cubic" because its symmetry unit – the minimal block from which the pattern is developed by reflections – is four times that of the cubic honeycomb.

Order-5 cubic honeycomb

The order-5 cubic honeycomb is one of four compact regular space-filling tessellations in hyperbolic 3-space. With Schläfli symbol {4,3,5}, it has five cubes {4,3} around each edge, and 20 cubes around each vertex. It is dual with the order-4 dodecahedral honeycomb.

Icosahedral honeycomb

The icosahedral honeycomb is one of four compact regular space-filling tessellations in hyperbolic 3-space. With Schläfli symbol {3,5,3}, there are three icosahedra around each edge, and 12 icosahedra around each vertex, in a regular dodecahedral vertex figure.

Honeycomb (geometry) Tiling of 3-or-more dimensional euclidian or hyperbolic space

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. Its dimension can be clarified as n-honeycomb for a honeycomb of n-dimensional space.

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. Each cell is a hexagonal tiling whose vertices lie on a horosphere, a surface in hyperbolic space that approaches a single ideal point at infinity.

Order-6 tetrahedral honeycomb

In hyperbolic 3-space, the order-6 tetrahedral honeycomb is a paracompact regular space-filling tessellation. It is paracompact because it has vertex figures composed of an infinite number of faces, and has all vertices as ideal points at infinity. With Schläfli symbol {3,3,6}, the order-6 tetrahedral honeycomb has six ideal tetrahedra around each edge. All vertices are ideal, with infinitely many tetrahedra existing around each vertex in a triangular tiling vertex figure.

Order-4 hexagonal tiling honeycomb

In the field of hyperbolic geometry, the order-4 hexagonal tiling honeycomb arises as 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. Each cell is a hexagonal tiling whose vertices lie on a horosphere: a flat plane in hyperbolic space that approaches a single ideal point at infinity.

Order-6 cubic honeycomb

The order-6 cubic honeycomb is a paracompact regular space-filling tessellation in hyperbolic 3-space. It is paracompact because it has vertex figures composed of an infinite number of facets, with all vertices as ideal points at infinity. With Schläfli symbol {4,3,6}, the honeycomb has six ideal cubes meeting along each edge. Its vertex figure is an infinite triangular tiling. Its dual is the order-4 hexagonal tiling honeycomb.

Order-6 dodecahedral honeycomb Regular geometrical object in hyperbolic space

The order-6 dodecahedral honeycomb is one of 11 paracompact regular honeycombs in hyperbolic 3-space. It is paracompact because it has vertex figures composed of an infinite number of faces, with all vertices as ideal points at infinity. It has Schläfli symbol {5,3,6}, with six ideal dodecahedral cells surrounding each edge of the honeycomb. Each vertex is ideal, and surrounded by infinitely many dodecahedra. The honeycomb has a triangular tiling vertex figure.

Order-5 hexagonal tiling honeycomb

In the field of hyperbolic geometry, the order-5 hexagonal tiling honeycomb arises as 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. Each cell consists of a hexagonal tiling whose vertices lie on a horosphere, a flat plane in hyperbolic space that approaches a single ideal point at infinity.

Order-6 hexagonal tiling honeycomb

In the field of hyperbolic geometry, the order-6 hexagonal tiling honeycomb is one of 11 regular paracompact honeycombs in 3-dimensional hyperbolic space. It is paracompact because it has cells with an infinite number of faces. Each cell is a hexagonal tiling whose vertices lie on a horosphere: a flat plane in hyperbolic space that approaches a single ideal point at infinity.

Triangular tiling honeycomb

The triangular tiling honeycomb is one of 11 paracompact regular space-filling tessellations in hyperbolic 3-space. It is called paracompact because it has infinite cells and vertex figures, with all vertices as ideal points at infinity. It has Schläfli symbol {3,6,3}, being composed of triangular tiling cells. Each edge of the honeycomb is surrounded by three cells, and each vertex is ideal with infinitely many cells meeting there. Its vertex figure is a hexagonal tiling.

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 of a hexagonal tiling honeycomb.

In the geometry of hyperbolic 3-space, the hexagonal tiling-triangular tiling honeycomb is a paracompact uniform honeycomb, constructed from triangular tiling, hexagonal tiling, and trihexagonal tiling cells, in a rhombitrihexagonal tiling vertex figure. It has a single-ring Coxeter diagram, , and is named by its two regular cells.

References