Acronym graghi
Name great rhombated grand hecatonicosachoron
Cross sections
 ©
Circumradius sqrt[14+3 sqrt(5)] = 4.550627
Colonel of regiment (is itself locally convex – uniform polychoral members:
by cells: grid stip tiggy
graghi 120720120
)
Face vector 7200, 14400, 8160, 960
Confer
general polytopal classes:
Wythoffian polychora  
External
links
hedrondude   polytopewiki   WikiChoron  

As abstract polytope graghi is isomorphic to gaqrigashi, thereby replacing the decagons by decagrams and the pentagrams by pentagons, resp. replacing the grid by gaquatid, the tiggy by ti, and the stip by pip.


Incidence matrix according to Dynkin symbol

x5x3x5/2o

. . .   . | 7200 |    1    1    2 |   1    2    2    1 |   2   1   1
----------+------+----------------+--------------------+------------
x . .   . |    2 | 3600    *    * |   1    2    0    0 |   2   1   0
. x .   . |    2 |    * 3600    * |   1    0    2    0 |   2   0   1
. . x   . |    2 |    *    * 7200 |   0    1    1    1 |   1   1   1
----------+------+----------------+--------------------+------------
x5x .   . |   10 |    5    5    0 | 720    *    *    * |   2   0   0
x . x   . |    4 |    2    0    2 |   * 3600    *    * |   1   1   0
. x3x   . |    6 |    0    3    3 |   *    * 2400    * |   1   0   1
. . x5/2o |    5 |    0    0    5 |   *    *    * 1440 |   0   1   1
----------+------+----------------+--------------------+------------
x5x3x   .   120 |   60   60   60 |  12   30   20    0 | 120   *   *
x . x5/2o    10 |    5    0   10 |   0    5    0    2 |   * 720   *
. x3x5/2o    60 |    0   30   60 |   0    0   20   12 |   *   * 120

x5x3x5/3o

. . .   . | 7200 |    1    1    2 |   1    2    2    1 |   2   1   1
----------+------+----------------+--------------------+------------
x . .   . |    2 | 3600    *    * |   1    2    0    0 |   2   1   0
. x .   . |    2 |    * 3600    * |   1    0    2    0 |   2   0   1
. . x   . |    2 |    *    * 7200 |   0    1    1    1 |   1   1   1
----------+------+----------------+--------------------+------------
x5x .   . |   10 |    5    5    0 | 720    *    *    * |   2   0   0
x . x   . |    4 |    2    0    2 |   * 3600    *    * |   1   1   0
. x3x   . |    6 |    0    3    3 |   *    * 2400    * |   1   0   1
. . x5/3o |    5 |    0    0    5 |   *    *    * 1440 |   0   1   1
----------+------+----------------+--------------------+------------
x5x3x   .   120 |   60   60   60 |  12   30   20    0 | 120   *   *
x . x5/3o    10 |    5    0   10 |   0    5    0    2 |   * 720   *
. x3x5/3o    60 |    0   30   60 |   0    0   20   12 |   *   * 120

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