Exercise 2.5.7 (Center of $D_{16}$)

Find the center of $D_{16}$ .

Answers

Proof. In Exercise 1.2.4. we show that the center of $D_{2 n}$ is ${1, r^{n ∕ 2}}$ is $n$ is even, $n \geq 4$ .

So the center of $D_{16}$ is

Z = {1, r^{4}} .

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2025-11-02 09:54