Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
8-dimensional polytope
semiregular polytope |
| gptkbp:alternativeName |
gptkb:E8_polytope
8-orthoplex honeycomb facet |
| gptkbp:category |
regular polytopes
uniform polytopes |
| gptkbp:CoxeterSymbol |
4_21
|
| gptkbp:dimensions |
8
|
| gptkbp:discoveredBy |
gptkb:Thorold_Gosset
|
| gptkbp:discoveredIn |
1900
|
| gptkbp:edge |
6720
|
| gptkbp:faced |
24192
|
| gptkbp:facets |
17280
|
| gptkbp:faceType |
gptkb:7-orthoplex
gptkb:7-simplex |
| https://www.w3.org/2000/01/rdf-schema#label |
Gosset polytope 4 21
|
| gptkbp:relatedTo |
gptkb:E8_lattice
gptkb:root_system_E8 |
| gptkbp:symmetry |
E8
|
| gptkbp:vertexFigure |
gptkb:7-simplex
|
| gptkbp:vertices |
240
|
| gptkbp:bfsParent |
gptkb:E_8_root_system
gptkb:E8_group |
| gptkbp:bfsLayer |
7
|