Acronym | ... |
Name | 4hi |
Circumradius | sqrt[7+3 sqrt(5)] = 3.702459 |
General of army | hi |
Colonel of regiment | hi |
Confer |
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Looks like a compound of 4 coincident hecatonicosachora (hi). Indeed vertices and edges come in coincident quadruples, faces are coincident as one {10/2} and two pentagons each, and cells are coincident as one doe and three 3does.
Incidence matrix according to Dynkin symbol
o3o5x5/2x . . . . | 2400 ♦ 3 1 | 3 3 | 1 3 ----------+------+-----------+----------+-------- . . x . | 2 | 3600 * | 2 1 | 1 2 . . . x | 2 | * 1200 | 0 3 | 0 3 ----------+------+-----------+----------+-------- . o5x . | 5 | 5 0 | 1440 * | 1 1 . . x5/2x | 10 | 5 5 | * 720 | 0 2 ----------+------+-----------+----------+-------- o3o5x . ♦ 20 | 30 0 | 12 0 | 120 * . o5x5/2x ♦ 60 | 60 30 | 12 12 | * 120
o3/2o5x5/2x . . . . | 2400 ♦ 3 1 | 3 3 | 1 3 ------------+------+-----------+----------+-------- . . x . | 2 | 3600 * | 2 1 | 1 2 . . . x | 2 | * 1200 | 0 3 | 0 3 ------------+------+-----------+----------+-------- . o5x . | 5 | 5 0 | 1440 * | 1 1 . . x5/2x | 10 | 5 5 | * 720 | 0 2 ------------+------+-----------+----------+-------- o3/2o5x . ♦ 20 | 30 0 | 12 0 | 120 * . o5x5/2x ♦ 60 | 60 30 | 12 12 | * 120
o3o5/4x5/2x . . . . | 2400 ♦ 3 1 | 3 3 | 1 3 ------------+------+-----------+----------+-------- . . x . | 2 | 3600 * | 2 1 | 1 2 . . . x | 2 | * 1200 | 0 3 | 0 3 ------------+------+-----------+----------+-------- . o5/4x . | 5 | 5 0 | 1440 * | 1 1 . . x5/2x | 10 | 5 5 | * 720 | 0 2 ------------+------+-----------+----------+-------- o3o5/4x . ♦ 20 | 30 0 | 12 0 | 120 * . o5/4x5/2x ♦ 60 | 60 30 | 12 12 | * 120
o3/2o5/4x5/2x . . . . | 2400 ♦ 3 1 | 3 3 | 1 3 --------------+------+-----------+----------+-------- . . x . | 2 | 3600 * | 2 1 | 1 2 . . . x | 2 | * 1200 | 0 3 | 0 3 --------------+------+-----------+----------+-------- . o5/4x . | 5 | 5 0 | 1440 * | 1 1 . . x5/2x | 10 | 5 5 | * 720 | 0 2 --------------+------+-----------+----------+-------- o3/2o5/4x . ♦ 20 | 30 0 | 12 0 | 120 * . o5/4x5/2x ♦ 60 | 60 30 | 12 12 | * 120
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