Kerl, John on Tue, 06 Jul 2004 18:55:44 +0200


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RE: complex arithmetic


A starting point might be omega_n = Mod(x, polcyclo(N)) ...

> -----Original Message-----
> From: Jacques Le Normand [mailto:jacqueslen@sympatico.ca]
> Sent: Monday, July 05, 2004 12:49 PM
> To: pari-users@list.cr.yp.to
> Subject: complex arithmetic
> 
> 
> Hello,
> I'd like to do exact arithmetic in Q[e^(Pi*I/n)]. for 
> example, in GAP I would 
> type "E(24) * E(24)" and it would output "E(12)"  (E(n) is 
> e^(Pi*I/n) or 
> somesuch in GAP). This is fine; however, GAP is woefully 
> slow, and I want to 
> use libPari, which is speedy. n is fixed before any 
> computation starts. is 
> there any way of doing this in Pari? thanks
> --Jacques
>