7-orthoplex
CONVEX REGULAR 7-POLYTOPE
Heptacross; Hecatonicosoctaexon; 7-cross; 7-cross polytope; 7-cross-polytope; 4 11 polytope; Draft:Heptacross
In geometry, a 7-orthoplex, or 7-cross polytope, is a regular 7-polytope with 14 vertices, 84 edges, 280 triangle faces, 560 tetrahedron cells, 672 5-cells 4-faces, 448 5-faces, and 128 6-faces.