Acronym gondip
Name great octagonal spinoduoprism
Circumradius sqrt[(3-sqrt(2))/2] = 0.890446
Colonel of regiment (is itself locally convex – uniform polychoral members:
by cells: cube tet trip
gondip 6464128
& others)
Confer
compound-component:
quidpith
External
links
hedrondude   WikiChoron

Gondip can be obtained as a blend of 4 quidpith. Infact its vertex figure itself is a blend of 2 vertex figures of quidpith.

As abstract polytope gondip is isomorphic to ondip, which does not have other cells, but would be derived as a blend from 4 sidpith.


Incidence matrix

128 |   4   2   2 |   6   4   4   4 |  2   6  4
----+-------------+-----------------+----------
  2 | 256   *   * |   2   1   1   0 |  1   2  1
  2 |   * 128   * |   2   2   0   2 |  1   3  2
  2 |   *   * 128 |   0   0   2   2 |  0   2  2
----+-------------+-----------------+----------
  3 |   2   1   0 | 256   *   *   * |  1   1  0
  4 |   2   2   0 |   * 128   *   * |  0   1  1
  4 |   2   0   2 |   *   * 128   * |  0   1  1
  4 |   0   2   2 |   *   *   * 128 |  0   1  1
----+-------------+-----------------+----------
 4 |   4   2   0 |   4   0   0   0 | 64   *  *
 6 |   4   3   2 |   2   1   1   1 |  * 128  *
 8 |   4   4   4 |   0   2   2   2 |  *   * 64

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