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Sam Loyd's Courier Problem with Diophantus, Pythagoras, and Martin Gardner

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In Sam Loyd's classical Courier Problem, a courier goes around an army while both travel at constant speeds. If the army travels its length during the time the courier makes his trip, how far does the courier ride? In both revisions of this problem, a single-file army and a square army, the solution is irrational. Here, variations are considered in which the solutions are rational.

Document Type: Miscellaneous

Publication date: November 1, 2008

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