Acronym sirphinady
Name small inverted retropental hecatonicosaintercepted dishecatonicosachoron
Cross sections
 ©
Circumradius sqrt[5+2 sqrt(5)] = 3.077684
General of army rox
Colonel of regiment rox
External
links
hedrondude   polytopewiki  

As abstract polytope sirphinady is isomorphic to gipdohiny, thereby replacing pentagons by pentagrams, resp. by replacing srid by qrid, replacing gad by sissid, and replacing tid by quit gissid.


Incidence matrix

 720 |   10 |   10   10   10  10 |   2  10  10
-----+------+--------------------+------------
   2 | 3600 |    2    2    2   2 |   1   4   3
-----+------+--------------------+------------
   3 |    3 | 2400    *    *   * |   0   1   1
   4 |    4 |    * 1800    *   * |   0   2   0
   5 |    5 |    *    * 1440   * |   1   1   0
  10 |   10 |    *    *    * 720 |   0   0   2
-----+------+--------------------+------------
 12 |   30 |    0    0   12   0 | 120   *   *
 60 |  120 |   20   30   12   0 |   * 120   *
 60 |   90 |   20    0    0  12 |   *   * 120

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