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Max Alekseyev on Wed, 12 Jan 2011 05:50:26 +0100
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Re: Roots of unity modulo a prime power
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- To: Kevin Acres <research@research-systems.com>
- Subject: Re: Roots of unity modulo a prime power
- From: Max Alekseyev <maxale@gmail.com>
- Date: Tue, 11 Jan 2011 23:48:32 -0500
- Cc: pari-users@list.cr.yp.to
- Delivery-date: Wed, 12 Jan 2011 05:50:26 +0100
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On Tue, Jan 11, 2011 at 11:18 PM, Kevin Acres
<research@research-systems.com> wrote:
> For example for prime p I am trying to derive the solutions for x for:
>
> Â Â Â Âx^(p-1) % p^2 = 1
>
> I'd be grateful for any help on this.
{ myroots(p) = local(g); g=znprimroot(p^2)^p; vector(p-1,i,lift(g^i)) }
should do the trick.
Regards,
Max