Kevin Acres on Wed, 12 Jan 2011 05:20:39 +0100

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Roots of unity modulo a prime power


I'm trying to calculate roots of unity of a prime power. Is there anything in Pari/GP that supports this.

For example for prime p I am trying to derive the solutions for x for:

	x^(p-1) % p^2 = 1

I'd be grateful for any help on this.

Best Regards,