Pentic 7-cubes

From Wikipedia, the free encyclopedia

In seven-dimensional geometry, a pentic 7-cube is a convex uniform 7-polytope, related to the uniform 7-demicube. There are 8 unique forms.

More information Orthogonal projections in D7 Coxeter plane ...

7-demicube
(half 7-cube, h{4,35})


Pentic 7-cube
h5{4,35}


Penticantic 7-cube
h2,5{4,35}


Pentiruncic 7-cube
h3,5{4,35}


Pentiruncicantic 7-cube
h2,3,5{4,35}


Pentisteric 7-cube
h4,5{4,35}


Pentistericantic 7-cube
h2,4,5{4,35}


Pentisteriruncic 7-cube
h3,4,5{4,35}


Penticsteriruncicantic 7-cube
h2,3,4,5{4,35}

Orthogonal projections in D7 Coxeter plane
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Pentic 7-cube

Pentic 7-cube
Typeuniform 7-polytope
Schläfli symbolt0,4{3,34,1}
h5{4,35}
Coxeter-Dynkin diagram
5-faces
4-faces
Cells
Faces
Edges13440
Vertices1344
Vertex figure
Coxeter groupsD7, [34,1,1]
Propertiesconvex

Cartesian coordinates

The Cartesian coordinates for the vertices of a pentic 7-cube centered at the origin are coordinate permutations:

(±1,±1,±1,±1,±1,±3,±3)

with an odd number of plus signs.

Images

More information Coxeterplane, B7 ...
orthographic projections
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]
Close
More information Dimensional family of pentic n-cubes, n ...
Dimensional family of pentic n-cubes
n678
[1+,4,3n-2]
= [3,3n-3,1]
[1+,4,34]
= [3,33,1]
[1+,4,35]
= [3,34,1]
[1+,4,36]
= [3,35,1]
Cantic
figure
Coxeter
=

=

=
Schläfli h5{4,34} h5{4,35} h5{4,36}
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Penticantic 7-cube

Images

More information Coxeterplane, B7 ...
orthographic projections
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]
Close

Pentiruncic 7-cube

Images

More information Coxeterplane, B7 ...
orthographic projections
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]
Close

Pentiruncicantic 7-cube

Images

More information Coxeterplane, B7 ...
orthographic projections
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]
Close

Pentisteric 7-cube

Images

More information Coxeterplane, B7 ...
orthographic projections
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]
Close

Pentistericantic 7-cube

Images

More information Coxeterplane, B7 ...
orthographic projections
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]
Close

Pentisteriruncic 7-cube

Images

More information Coxeterplane, B7 ...
orthographic projections
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]
Close

Pentisteriruncicantic 7-cube

Images

More information Coxeterplane, B7 ...
orthographic projections
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]
Close

Notes

References

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