Acronym niptant
Name penteractiprismatotruncated penteractitriacontaditeron
Field of sections
 ©
Circumradius sqrt[19+6 sqrt(2)]/2 = 2.621320
Vertex figure
 ©
Coordinates ((1+2 sqrt(2))/2, (1+sqrt(2))/2, (1+sqrt(2))/2, (sqrt(2)-1)/2, 1/2)   & all permutations, all changes of sign
Colonel of regiment (is itself locally convex – uniform polyteral members:
by facets: cotcope pittip prip proh siphado thatoth thatpath tistodip
niptant 4003210010080
narptint 0320010101080
& others)
Face vector 1920, 5760, 5520, 1920, 172
Confer
general polytopal classes:
Wythoffian polytera  
External
links
hedrondude   polytopewiki  

As abstract polytope niptant is isomorphic to naquiptant, thereby interchanging the roles of octagrams and octagons, resp. replacing tic by quith and interchanging op and stop, resp. replacing proh by quiproh, tistodip by todip and thatoth by thaquitoth.


Incidence matrix according to Dynkin symbol

   3   3   3     
 x---o---x---x   
        4 \ / 4/3
           x     
x3o3x3x4/3x4*c

. . . .   .    | 1920 |    2    2   1   1 |   1   2   2   2   1   2   2   1 |   1   1   1   2   2   2   1  1  2 |  1  1  1  2  1
---------------+------+-------------------+---------------------------------+-----------------------------------+---------------
x . . .   .    |    2 | 1920    *   *   * |   1   1   1   1   0   0   0   0 |   1   1   1   1   1   1   0  0  0 |  1  1  1  1  0
. . x .   .    |    2 |    * 1920   *   * |   0   1   0   0   1   1   1   0 |   1   0   0   1   1   0   1  1  1 |  1  1  0  1  1
. . . x   .    |    2 |    *    * 960   * |   0   0   2   0   0   2   0   1 |   0   1   0   2   0   2   1  0  2 |  1  0  1  2  1
. . . .   x    |    2 |    *    *   * 960 |   0   0   0   2   0   0   2   1 |   0   0   1   0   2   2   0  1  2 |  0  1  1  2  1
---------------+------+-------------------+---------------------------------+-----------------------------------+---------------
x3o . .   .    |    3 |    3    0   0   0 | 640   *   *   *   *   *   *   * |   1   1   1   0   0   0   0  0  0 |  1  1  1  0  0
x . x .   .    |    4 |    2    2   0   0 |   * 960   *   *   *   *   *   * |   1   0   0   1   1   0   0  0  0 |  1  1  0  1  0
x . . x   .    |    4 |    2    0   2   0 |   *   * 960   *   *   *   *   * |   0   1   0   1   0   1   0  0  0 |  1  0  1  1  0
x . . .   x    |    4 |    2    0   0   2 |   *   *   * 960   *   *   *   * |   0   0   1   0   1   1   0  0  0 |  0  1  1  1  0
. o3x .   .    |    3 |    0    3   0   0 |   *   *   *   * 640   *   *   * |   1   0   0   0   0   0   1  1  0 |  1  1  0  0  1
. . x3x   .    |    6 |    0    3   3   0 |   *   *   *   *   * 640   *   * |   0   0   0   1   0   0   1  0  1 |  1  0  0  1  1
. . x .   x4*c |    8 |    0    4   0   4 |   *   *   *   *   *   * 480   * |   0   0   0   0   1   0   0  1  1 |  0  1  0  1  1
. . . x4/3x    |    8 |    0    0   4   4 |   *   *   *   *   *   *   * 240 |   0   0   0   0   0   2   0  0  2 |  0  0  1  2  1
---------------+------+-------------------+---------------------------------+-----------------------------------+---------------
x3o3x .   .       12 |   12   12   0   0 |   4   6   0   0   4   0   0   0 | 160   *   *   *   *   *   *  *  * |  1  1  0  0  0
x3o . x   .        6 |    6    0   3   0 |   2   0   3   0   0   0   0   0 |   * 320   *   *   *   *   *  *  * |  1  0  1  0  0
x3o . .   x        6 |    6    0   0   3 |   2   0   0   3   0   0   0   0 |   *   * 320   *   *   *   *  *  * |  0  1  1  0  0
x . x3x   .       12 |    6    6   6   0 |   0   3   3   0   0   2   0   0 |   *   *   * 320   *   *   *  *  * |  1  0  0  1  0
x . x .   x4*c    16 |    8    8   0   8 |   0   4   0   4   0   0   2   0 |   *   *   *   * 240   *   *  *  * |  0  1  0  1  0
x . . x4/3x       16 |    8    0   8   8 |   0   0   4   4   0   0   0   2 |   *   *   *   *   * 240   *  *  * |  0  0  1  1  0
. o3x3x   .       12 |    0   12   6   0 |   0   0   0   0   4   4   0   0 |   *   *   *   *   *   * 160  *  * |  1  0  0  0  1
. o3x .   x4*c    24 |    0   24   0  12 |   0   0   0   0   8   0   6   0 |   *   *   *   *   *   *   * 80  * |  0  1  0  0  1
. . x3x4/3x4*c    48 |    0   24  24  24 |   0   0   0   0   0   8   6   6 |   *   *   *   *   *   *   *  * 80 |  0  0  0  1  1
---------------+------+-------------------+---------------------------------+-----------------------------------+---------------
x3o3x3x   .       60 |   60   60  30   0 |  20  30  30   0  20  20   0   0 |   5  10   0  10   0   0   5  0  0 | 32  *  *  *  *
x3o3x .   x4*c   192 |  192  192   0  96 |  64  96   0  96  64   0  48   0 |  16   0  32   0  24   0   0  8  0 |  * 10  *  *  *
x3o . x4/3x       24 |   24    0  12  12 |   8   0  12  12   0   0   0   3 |   0   4   4   0   0   3   0  0  0 |  *  * 80  *  *
x . x3x4/3x4*c    96 |   48   48  48  48 |   0  24  24  24   0  16  12  12 |   0   0   0   8   6   6   0  0  2 |  *  *  * 40  *
. o3x3x4/3x4*c   192 |    0  192  96  96 |   0   0   0   0  64  64  48  24 |   0   0   0   0   0   0  16  8  8 |  *  *  *  * 10

  3/2 3/2  3     
 x---o---x---x   
        4 \ / 4/3
           x     
x3/2o3/2x3x4/3x4*c

.   .   . .   .    | 1920 |    2    2   1   1 |   1   2   2   2   1   2   2   1 |   1   1   1   2   2   2   1  1  2 |  1  1  1  2  1
-------------------+------+-------------------+---------------------------------+-----------------------------------+---------------
x   .   . .   .    |    2 | 1920    *   *   * |   1   1   1   1   0   0   0   0 |   1   1   1   1   1   1   0  0  0 |  1  1  1  1  0
.   .   x .   .    |    2 |    * 1920   *   * |   0   1   0   0   1   1   1   0 |   1   0   0   1   1   0   1  1  1 |  1  1  0  1  1
.   .   . x   .    |    2 |    *    * 960   * |   0   0   2   0   0   2   0   1 |   0   1   0   2   0   2   1  0  2 |  1  0  1  2  1
.   .   . .   x    |    2 |    *    *   * 960 |   0   0   0   2   0   0   2   1 |   0   0   1   0   2   2   0  1  2 |  0  1  1  2  1
-------------------+------+-------------------+---------------------------------+-----------------------------------+---------------
x3/2o   . .   .    |    3 |    3    0   0   0 | 640   *   *   *   *   *   *   * |   1   1   1   0   0   0   0  0  0 |  1  1  1  0  0
x   .   x .   .    |    4 |    2    2   0   0 |   * 960   *   *   *   *   *   * |   1   0   0   1   1   0   0  0  0 |  1  1  0  1  0
x   .   . x   .    |    4 |    2    0   2   0 |   *   * 960   *   *   *   *   * |   0   1   0   1   0   1   0  0  0 |  1  0  1  1  0
x   .   . .   x    |    4 |    2    0   0   2 |   *   *   * 960   *   *   *   * |   0   0   1   0   1   1   0  0  0 |  0  1  1  1  0
.   o3/2x .   .    |    3 |    0    3   0   0 |   *   *   *   * 640   *   *   * |   1   0   0   0   0   0   1  1  0 |  1  1  0  0  1
.   .   x3x   .    |    6 |    0    3   3   0 |   *   *   *   *   * 640   *   * |   0   0   0   1   0   0   1  0  1 |  1  0  0  1  1
.   .   x .   x4*c |    8 |    0    4   0   4 |   *   *   *   *   *   * 480   * |   0   0   0   0   1   0   0  1  1 |  0  1  0  1  1
.   .   . x4/3x    |    8 |    0    0   4   4 |   *   *   *   *   *   *   * 240 |   0   0   0   0   0   2   0  0  2 |  0  0  1  2  1
-------------------+------+-------------------+---------------------------------+-----------------------------------+---------------
x3/2o3/2x .   .       12 |   12   12   0   0 |   4   6   0   0   4   0   0   0 | 160   *   *   *   *   *   *  *  * |  1  1  0  0  0
x3/2o   . x   .        6 |    6    0   3   0 |   2   0   3   0   0   0   0   0 |   * 320   *   *   *   *   *  *  * |  1  0  1  0  0
x3/2o   . .   x        6 |    6    0   0   3 |   2   0   0   3   0   0   0   0 |   *   * 320   *   *   *   *  *  * |  0  1  1  0  0
x   .   x3x   .       12 |    6    6   6   0 |   0   3   3   0   0   2   0   0 |   *   *   * 320   *   *   *  *  * |  1  0  0  1  0
x   .   x .   x4*c    16 |    8    8   0   8 |   0   4   0   4   0   0   2   0 |   *   *   *   * 240   *   *  *  * |  0  1  0  1  0
x   .   . x4/3x       16 |    8    0   8   8 |   0   0   4   4   0   0   0   2 |   *   *   *   *   * 240   *  *  * |  0  0  1  1  0
.   o3/2x3x   .       12 |    0   12   6   0 |   0   0   0   0   4   4   0   0 |   *   *   *   *   *   * 160  *  * |  1  0  0  0  1
.   o3/2x .   x4*c    24 |    0   24   0  12 |   0   0   0   0   8   0   6   0 |   *   *   *   *   *   *   * 80  * |  0  1  0  0  1
.   .   x3x4/3x4*c    48 |    0   24  24  24 |   0   0   0   0   0   8   6   6 |   *   *   *   *   *   *   *  * 80 |  0  0  0  1  1
-------------------+------+-------------------+---------------------------------+-----------------------------------+---------------
x3/2o3/2x3x   .       60 |   60   60  30   0 |  20  30  30   0  20  20   0   0 |   5  10   0  10   0   0   5  0  0 | 32  *  *  *  *
x3/2o3/2x .   x4*c   192 |  192  192   0  96 |  64  96   0  96  64   0  48   0 |  16   0  32   0  24   0   0  8  0 |  * 10  *  *  *
x3/2o   . x4/3x       24 |   24    0  12  12 |   8   0  12  12   0   0   0   3 |   0   4   4   0   0   3   0  0  0 |  *  * 80  *  *
x   .   x3x4/3x4*c    96 |   48   48  48  48 |   0  24  24  24   0  16  12  12 |   0   0   0   8   6   6   0  0  2 |  *  *  * 40  *
.   o3/2x3x4/3x4*c   192 |    0  192  96  96 |   0   0   0   0  64  64  48  24 |   0   0   0   0   0   0  16  8  8 |  *  *  *  * 10

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