Let n be an odd integer greater than 1. Viewing Dn as a
Chapter 5, Problem 59E(choose chapter or problem)
Let n be an odd integer greater than 1. Viewing Dn as a group of permutations of a regular n-gon with consecutive vertices labeled 1, 2, . . . , n, explain why the rotation subgroup of Dn is a subgroup of An.
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