• Thumbnail for Pentellated 7-orthoplexes
    seven-dimensional geometry, a pentellated 7-orthoplex is a convex uniform 7-polytope with 5th order truncations (pentellation) of the regular 7-orthoplex. There are...
    25 KB (459 words) - 18:00, 7 June 2025
  • Thumbnail for Uniform 6-polytope
    order 5040 (7 factorial). The coordinates of uniform 6-polytopes with 6-simplex symmetry can be generated as permutations of simple integers in 7-space, all...
    68 KB (1,491 words) - 15:46, 2 June 2025