Acronym | gidtixhipy, pt || gidtixhi |
Name | (degenerate) gidtixhi pyramid |
Circumradius | ∞ i.e. flat in euclidean space |
Face vector | 121, 1320, 3600, 3120, 721 |
Confer |
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It either can be thought of as a degenerate 5D segmentotope with zero height, or as a 4D euclidean decomposition of the larger base into smaller bits.
As abstract polytope gidtixhipy is isomorphic to sidtixhipy, thereby replacing ike by gike, resp. ikepy by gikepy and gidtixhi by sidtixhi.
Incidence matrix according to Dynkin symbol
ox3oo3oo3/2oo5*b&#x → height = 0
(pt || gidtixhi)
o.3o.3o.3/2o.5*b | 1 * ♦ 120 0 | 1200 0 | 2400 0 0 | 600 120 0
.o3.o3.o3/2.o5*b | * 120 | 1 20 | 20 60 | 60 20 12 | 20 12 1
--------------------+-------+----------+-----------+--------------+----------
oo3oo3oo3/2oo5*b&#x | 1 1 | 120 * ♦ 20 0 | 60 0 0 | 20 12 0
.x .. .. .. | 0 2 | * 1200 | 1 6 | 6 3 3 | 3 3 1
--------------------+-------+----------+-----------+--------------+----------
ox .. .. .. &#x | 1 2 | 2 1 | 1200 * | 6 0 0 | 3 3 0
.x3.o .. .. | 0 3 | 0 3 | * 2400 | 1 1 1 | 1 1 1
--------------------+-------+----------+-----------+--------------+----------
ox3oo .. .. &#x ♦ 1 3 | 3 3 | 3 1 | 2400 * * | 1 1 0
.x3.o3.o .. ♦ 0 4 | 0 6 | 0 4 | * 600 * | 1 0 1
.x3.o .. .o5*b ♦ 0 12 | 0 30 | 0 20 | * * 120 | 0 1 1
--------------------+-------+----------+-----------+--------------+----------
ox3oo3oo .. &#x ♦ 1 4 | 4 6 | 6 4 | 4 1 0 | 600 * *
ox3oo .. oo5*b&#x ♦ 1 12 | 12 30 | 30 20 | 20 0 1 | * 120 *
.x3.o3.o3/2.o5*b ♦ 0 120 | 0 1200 | 0 2400 | 0 600 120 | * * 1
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