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What's the first primitive 19th root of unity?

What's the first primitive 19th root of unity?

Posers and Puzzles

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?

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Originally posted by Jirakon
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you're asking the primitive of 1^(1/19) ?
sorry... i didn't understand the question....

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you're asking the primitive of 1^(1/19)?

Just the first one.

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Depends on how you order them. Perhaps you want e^(2pi/19*i)? Do you want a solution of the form a + bi without sines or cosines?