Voronoi regions around symmetrized sets of points are shown in different colors. To change the existing pattern, just click the graphic and move the cursor. To generate more intricate patterns, repeatedly ALT-click the graphic at random positions.
Contributed by: Michael Trott with permission of Springer (March 2011)
From: The Mathematica GuideBook for Graphics, second edition by Michael Trott (© Springer, 2008).
Open content licensed under CC BY-NC-SA