Keywords: Four color theorem map of Germany 2.png en Four color theorem Second of three diagrams Step 2 Place a point or dot or node in each contiguous province in Germany Put the points anywhere you wish If two provinces share a common border then draw a line between the two points No common boundary Then don't draw a line Pick up the color of the province inside the circles 2012-04-17 own Tomwsulcer Note I created this chart originally for use in the Citizendium article Four color theorem The earlier diagram was also public domain In the diagrams it is noted PD public domain http //en citizendium org/wiki/Four_color_theorem here cc-zero Uploaded with UploadWizard Blank maps of Germany |