- In geometry, a
demihepteract or 7-demicube is a
uniform 7-polytope,
constructed from the 7-hypercube (hepteract) with
alternated vertices removed. It...
- 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. The Cartesian...
- In seven-dimensional geometry, a
rectified 7-cube is a
convex uniform 7-polytope,
being a
rectification of the
regular 7-cube.
There are
unique 7 degrees...
-
vertices of the hepteract,
creates another uniform polytope,
called a
demihepteract, (part of an
infinite family called demihypercubes),
which has 14 demihexeractic...
- 1 = 7-demicube
Demihepteract (Hesa) 2 =
Cantic 7-cube
Truncated demihepteract (Thesa) 3 =
Runcic 7-cube
Small rhombated demihepteract (Sirhesa) 4 = Steric...
- 12
demipenteracts 32 5-simplices
Rectified hexateron 7 141
demihepteract s{21,1,1,1,1,1} h{4,35}{31,4,1} 64 672 2240 2800 1624 532 78 14...
- 4 3 2 1 0 1 = 7-cube
demihepteract (hesa) (1,1,1,1,1,1,1) 78 532 1624 2800 2240 672 64 2 =
cantic 7-cube
truncated demihepteract (thesa) (1,1,3,3,3,3...
- Bowers) The
Cartesian coordinates for the
vertices of a
cantellated demihepteract centered at the
origin are
coordinate permutations: (±1,±1,±1,±3,±3...
- (truncated 3-demicube), and
Coxeter diagram or as a
cantic cube.
Truncated demihepteract Truncated hemihepteract (thesa) (Jonathan Bowers) The
Cartesian coordinates...
- (56 122 and 126
demihexeract facets) 142 polytope, (240 132 and 2160
demihepteract facets) 152 honeycomb,
tessellates Euclidean 8-space (∞ 142 and ∞ demiocteract...
