Acronym ...
Name vertex figure of cellibiprismatohexateron
Cross sections
 ©
Circumradius sqrt(2/3) = 0.816497
General of army triddip
Pattern
a   b
 c            g   h
               i
d   e
 f

Incidence matrix

9 | 2 2  4 | 1  6  6 4 | 2 5 4
--+--------+-----------+------
2 | 9 *  * | 1  2  0 2 | 2 2 1  ab x
2 | * 9  * | 0  0  2 2 | 1 2 1  ad x
2 | * * 18 | 0  2  2 0 | 0 2 2  ae q
--+--------+-----------+------
3 | 3 0  0 | 3  *  * * | 2 0 0  abc xxx verf(tet)
3 | 1 0  2 | * 18  * * | 0 1 1  abf xqq verf(trip)
3 | 0 1  2 | *  * 18 * | 0 1 1  adg xqq verf(trip)
4 | 2 2  0 | *  *  * 9 | 1 1 0  abed xxxx verf(oct)
--+--------+-----------+------
6 | 6 3  0 | 2  0  0 3 | 3 * *  abcdef verf(rap)
5 | 2 2  4 | 0  2  2 1 | * 9 *  abdei verf(ope)
4 | 1 1  4 | 0  2  2 0 | * * 9  abfi verf(triddip)

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