Labeling the Integer Heptagon

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In 2006, Tobias Kreisel and Sascha Kurz found a set of seven points, all at integer distances from each other. Mathematica's text rotation and offset capabilities let you label the 21 lines with their distances in different ways.
Contributed by: Ed Pegg Jr (March 2011)
Open content licensed under CC BY-NC-SA
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"Labeling the Integer Heptagon"
http://demonstrations.wolfram.com/LabelingTheIntegerHeptagon/
Wolfram Demonstrations Project
Published: March 7 2011