Acronym grad tathi
Name great retroditetrahedronary trishecatonicosachoron
Cross sections
 ©
Circumradius sqrt(2) = 1.414214
General of army hi
Colonel of regiment dattady
Confer gefirdit xethi  
External
links
hedrondude   WikiChoron  

As abstract polytope grad tathi is isomorphic to gridtathi, thereby interchanging the roles of pentagrams and pentagons, resp. replacing gissid by doe and gidtid by sidtid.


Incidence matrix according to Dynkin symbol

600 |   12 |    6   12   12   12 |   4   4  12
----+------+---------------------+------------
  2 | 3600 |    1    2    2    2 |   1   2   4
----+------+---------------------+------------
  3 |    3 | 1200    *    *    * |   0   2   0
  5 |    5 |    * 1440    *    * |   0   1   1 {5}
  5 |    5 |    *    * 1440    * |   1   0   1 {5/2}
  6 |    6 |    *    *    * 1200 |   0   0   2
----+------+---------------------+------------
 20 |   30 |    0    0   12    0 | 120   *   * gissid
 20 |   60 |   20   12    0    0 |   * 120   * gidtid
 60 |  120 |    0   12   12   20 |   *   * 120 ided

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