Show that every periodic point of Arnolds cat map must be a rational point by showing
Chapter 10, Problem 13(choose chapter or problem)
Show that every periodic point of Arnolds cat map must be a rational point by showing that for all solutions of the equation x0 y0 = 1 1 1 2 n x0 y0 mod 1 the numbers x0 and y0 are quotients of integers
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