In Wheels, Life and Other Mathematical Amusements . Peterson, I. 2000. Proof clarifies a map-folding problem. Unlocking puzzling polygons . Paper folds, creases, and theorems.
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He is the author of The Mathematical Tourist , Islands of Truth , Newton's Clock , Fatal Defect , and The Jungles of Randomness . A Mathematical Space Odyssey by Ivars Peterson and Nancy Henderson. For children ages 10 and up. All rights reserved. Cyber Space Day Subscribe to Science News .