Acronym | starpglassit |
Name |
pentagrammic-retroprismatic-hourglass tegum, pentagrammic-retroprismatic-hourglass bipyramid |
Circumradius | 1/sqrt(2) = 0.707107 |
Lace city in approx. ASCII-art |
p o where: p = x5/2o, p' = o5/2x o p' o = o5/2o |
Face vector | 12, 30, 27, 9 |
Despite the starpglass itself incorporates q-edges as well, the tegum thereon resolves these into square faces in the sense of o || q || o. Thence this polychoron happens to be orbiform.
Incidence matrix according to Dynkin symbol
xooo5/2ooxo&#xr o...5/2o... & | 10 * | 2 2 | 1 4 1 | 2 2 .o..5/2.o.. & | * 2 ♦ 0 10 | 0 10 5 | 2 5 ------------------+------+-------+--------+---- x... .... & | 2 0 | 10 * | 1 2 0 | 2 1 oo..5/2oo..&#x & | 1 1 | * 20 | 0 2 1 | 1 2 ------------------+------+-------+--------+---- x...5/2o... & | 5 0 | 5 0 | 2 * * | 2 0 {5/2} xo.. .... & | 2 1 | 1 2 | * 20 * | 1 1 oooo5/2oooo&#xr | 2 2 | 0 4 | * * 5 | 0 2 as factor's q-lacings x-tegum ------------------+------+-------+--------+---- xo..5/2oo..&#x & ♦ 5 1 | 5 5 | 1 5 0 | 4 * xo(-x)o ...&#xr ♦ 4 2 | 2 8 | 0 4 2 | * 5
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