Steric 7-cubes

In seven-dimensional geometry, a stericated 7-cube (or runcinated 7-demicube) is a convex uniform 7-polytope, being a runcination of the uniform 7-demicube. There are 4 unique runcinations for the 7-demicube including truncation and cantellation.

More information Orthogonal projections in D7 Coxeter plane ...

Orthogonal projections in D₇ Coxeter plane
7-demicube	Steric 7-cube	Stericantic 7-cube
	Steriruncic 7-cube	Steriruncicantic 7-cube

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Steric 7-cube
Type	uniform 7-polytope
Schläfli symbol	t_0,3{3,3^4,1} h₄{4,3⁵}
Coxeter-Dynkin diagram
6-faces
5-faces
4-faces
Cells
Faces
Edges	20160
Vertices	2240
Vertex figure
Coxeter groups	D₇, [3^4,1,1]
Properties	convex

Coxeter plane	B₇	D₇	D₆
Graph
Dihedral symmetry	[14/2]	[12]	[10]
Coxeter plane	D₅	D₄	D₃
Graph
Dihedral symmetry	[8]	[6]	[4]
Coxeter plane	A₅	A₃
Graph
Dihedral symmetry	[6]	[4]

Dimensional family of steric n-cubes
n	5	6	7	8
[1⁺,4,3^{n − 2}] = [3,3^{n − 3,1}]	[1⁺,4,3³] = [3,3^2,1]	[1⁺,4,3⁴] = [3,3^3,1]	[1⁺,4,3⁵] = [3,3^4,1]	[1⁺,4,3⁶] = [3,3^5,1]
Steric figure
Coxeter	=	=	=	=
Schläfli	h₄{4,3³}	h₄{4,3⁴}	h₄{4,3⁵}	h₄{4,3⁶}

Coxeter plane	B₇	D₇	D₆
Graph
Dihedral symmetry	[14/2]	[12]	[10]
Coxeter plane	D₅	D₄	D₃
Graph
Dihedral symmetry	[8]	[6]	[4]
Coxeter plane	A₅	A₃
Graph
Dihedral symmetry	[6]	[4]

Coxeter plane	B₇	D₇	D₆
Graph
Dihedral symmetry	[14/2]	[12]	[10]
Coxeter plane	D₅	D₄	D₃
Graph
Dihedral symmetry	[8]	[6]	[4]
Coxeter plane	A₅	A₃
Graph
Dihedral symmetry	[6]	[4]

Steric 7-cubes

Steric 7-cube

Alternate names

Cartesian coordinates

Images

Related polytopes

Stericantic 7-cube

Alternate names

Images

Steriruncic 7-cube

Alternate names

Images

Steriruncicantic 7-cube

Alternate names

Images

Related polytopes

Notes

References

External links

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D7 polytopes
t₀(1₄₁)	t_0,1(1₄₁)	t_0,2(1₄₁)	t_0,3(1₄₁)	t_0,4(1₄₁)	t_0,5(1₄₁)	t_0,1,2(1₄₁)	t_0,1,3(1₄₁)
t_0,1,4(1₄₁)	t_0,1,5(1₄₁)	t_0,2,3(1₄₁)	t_0,2,4(1₄₁)	t_0,2,5(1₄₁)	t_0,3,4(1₄₁)	t_0,3,5(1₄₁)	t_0,4,5(1₄₁)
t_0,1,2,3(1₄₁)	t_0,1,2,4(1₄₁)	t_0,1,2,5(1₄₁)	t_0,1,3,4(1₄₁)	t_0,1,3,5(1₄₁)	t_0,1,4,5(1₄₁)	t_0,2,3,4(1₄₁)	t_0,2,3,5(1₄₁)
t_0,2,4,5(1₄₁)	t_0,3,4,5(1₄₁)	t_0,1,2,3,4(1₄₁)	t_0,1,2,3,5(1₄₁)	t_0,1,2,4,5(1₄₁)	t_0,1,3,4,5(1₄₁)	t_0,2,3,4,5(1₄₁)	t_0,1,2,3,4,5(1₄₁)

v t e Fundamental convex regular and uniform polytopes in dimensions 2–10
Family	$A n$	$B n$	$I 2 (p)$ / $D n$	$E 6$ / $E 7$ / $E 8$ / $F 4$ / $G 2$	$H n$
Regular polygon	Triangle	Square	p-gon	Hexagon	Pentagon
Uniform polyhedron	Tetrahedron	Octahedron • Cube	Demicube		Dodecahedron • Icosahedron
Uniform polychoron	Pentachoron	16-cell • Tesseract	Demitesseract	24-cell	120-cell • 600-cell
Uniform 5-polytope	5-simplex	5-orthoplex • 5-cube	5-demicube
Uniform 6-polytope	6-simplex	6-orthoplex • 6-cube	6-demicube	1₂₂ • 2₂₁
Uniform 7-polytope	7-simplex	7-orthoplex • 7-cube	7-demicube	1₃₂ • 2₃₁ • 3₂₁
Uniform 8-polytope	8-simplex	8-orthoplex • 8-cube	8-demicube	1₄₂ • 2₄₁ • 4₂₁
Uniform 9-polytope	9-simplex	9-orthoplex • 9-cube	9-demicube
Uniform 10-polytope	10-simplex	10-orthoplex • 10-cube	10-demicube
Uniform n-polytope	n-simplex	n-orthoplex • n-cube	n-demicube	1_k2 • 2_k1 • k₂₁	n-pentagonal polytope
Topics: Polytope families • Regular polytope • List of regular polytopes and compounds • Polytope operations