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Programming Tips: An April Fool's Hoax
Author

Stan Wagon
Organization: Macalester College
Department: Department of Mathematics and Computer Science
URL: http://www.stanwagon.com/
Journal / Anthology

Mathematica in Education and Research
Year: 1998
Volume: 7
Issue: 1
Page range: 46-52
Description

Some subtle ideas from computational geometry can be used to form the adjacency graph of a map, which in turn can be used to resolve a famous four-coloring hoax.
Subjects

*Mathematics > Discrete Mathematics > Graph Theory
*Mathematics > Geometry > Computational Geometry
*Mathematics > Recreational Mathematics
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GraphColoring.m (129.4 KB) - Mathematica Package
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aprilFools.nb (774.6 KB) - Mathematica Notebook