Acronym | quitasa |
Name | quasitruncated hepteract |
Circumradius | sqrt[19-12 sqrt(2)]/2 = 0.712292 |
Inradius wrt. hop | (7-6 sqrt(2))/sqrt(28) = -0.280692 |
Inradius wrt. quotox | [sqrt(2)-1]/2 = 0.207107 |
Dihedral angles
(at margins) | |
Face vector | 896, 3136, 5152, 5040, 2968, 980, 142 |
Confer |
|
As abstract polytope quitasa is isomorphic to tasa, replacing thereby octagrams by octagons, resp. quith by tic, resp. quitit by tat, resp. quittin by tan, resp. quotox by tox.
Note that the tets, pens, hixes, and hops become retrograde here.
Incidence matrix according to Dynkin symbol
o3o3o3o3o3x4/3x . . . . . . . | 896 | 6 1 | 15 6 | 20 15 | 15 20 | 6 15 | 1 6 ----------------+-----+----------+----------+----------+----------+--------+------- . . . . . x . | 2 | 2688 * | 5 1 | 10 5 | 10 10 | 5 10 | 1 5 . . . . . . x | 2 | * 448 ♦ 0 6 | 0 15 | 0 20 | 0 15 | 0 6 ----------------+-----+----------+----------+----------+----------+--------+------- . . . . o3x . | 3 | 3 0 | 4480 * | 4 1 | 6 4 | 4 6 | 1 4 . . . . . x4/3x | 8 | 4 4 | * 672 ♦ 0 5 | 0 10 | 0 10 | 0 5 ----------------+-----+----------+----------+----------+----------+--------+------- . . . o3o3x . ♦ 4 | 6 0 | 4 0 | 4480 * | 3 1 | 3 3 | 1 3 . . . . o3x4/3x ♦ 24 | 24 12 | 8 6 | * 560 ♦ 0 4 | 0 6 | 0 4 ----------------+-----+----------+----------+----------+----------+--------+------- . . o3o3o3x . ♦ 5 | 10 0 | 10 0 | 5 0 | 2688 * | 2 1 | 1 2 . . . o3o3x4/3x ♦ 64 | 96 32 | 64 24 | 16 8 | * 280 | 0 3 | 0 3 ----------------+-----+----------+----------+----------+----------+--------+------- . o3o3o3o3x . ♦ 6 | 15 0 | 20 0 | 15 0 | 6 0 | 896 * | 1 1 . . o3o3o3x4/3x ♦ 160 | 320 80 | 320 80 | 160 40 | 32 10 | * 84 | 0 2 ----------------+-----+----------+----------+----------+----------+--------+------- o3o3o3o3o3x . ♦ 7 | 21 0 | 35 0 | 35 0 | 21 0 | 7 0 | 128 * . o3o3o3o3x4/3x ♦ 384 | 960 192 | 1280 240 | 960 160 | 384 60 | 64 12 | * 14
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