Graphics : G.M. Fleurent - Theory : H. Verheyen


Motion of the Di-Polygonid      {3} + {2}   |   54 44' 08"  :   A4 ( 2, 3, 3 )   

Translation and Rotation of a Di-Polygonid


Three sequences of 9 images in three columns.

      At left : filled up - threefold
      At centre : partially filled up - twofold
      At right : the Dipolygonids with axes



Truncated Tetrahedron



Snub Tetrahedron or Icosahedron



Tetrahedron


>
Icosahedron (degenerate)



Tetrahedron (degenerate)


Great Icosahedron



Tetrahedron (degenerate)


<
Icosahedron (degenerate)



Truncated Tetrahedron



                      These images have 320x240 pixels and are borrowed from
                      three files of 73 images of 640x480 pixels.

                      A non-technical name : T W I S T E R

                      The 'Great Icosahedron' and the two 'Degenerate Icosahedra' are not mentioned by H.Verheyen,
                      An alternate Generation and Transformation Theory for Uniform Polyhedra, UIA, 1981, pages 89-93.

                      1 June 2007 & 5 November 2014