Acronym sirc
Name small retrotetracontoctachoron
Cross sections
 ©
Circumradius sqrt[2+sqrt(2)] = 1.847759
General of army spic
Colonel of regiment spic
Confer
general polytopal classes:
noble polytopes  
External
links
hedrondude   WikiChoron  

As abstract polytope sirc is isomorphic to girc, thereby replacing octagons by octagrams, and thus sroh by groh.

Just as sroh itself is the blend of the partially face-coincident compound of 3 op, sirc is the likewise blend of the compound of 9 odip or alternatively a blend of 3 garpit.


Incidence matrix

144 |   8 |   8   8 |  8
----+-----+---------+---
  2 | 576 |   2   2 |  4
----+-----+---------+---
  4 |   4 | 288   * |  2
  8 |   8 |   * 144 |  2  {8}
----+-----+---------+---
 24 |  48 |  12   6 | 48  sroh

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