Re: computing Weierstrass form

Bill Allombert on Fri, 20 Mar 2009 21:47:01 +0100

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Re: computing Weierstrass form

To: pari-users <pari-users@list.cr.yp.to>
Subject: Re: computing Weierstrass form
From: Bill Allombert <Bill.Allombert@math.u-bordeaux1.fr>
Date: Fri, 20 Mar 2009 21:40:09 +0100
Delivery-date: Fri, 20 Mar 2009 21:47:01 +0100
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On Wed, Feb 11, 2009 at 01:55:51PM -0500, Max Alekseyev wrote:
> Dear pari-users,
> 
> How to compute Weierstrass form of a given elliptic curve in pari?
> I'm looking for something similar to Maple's
> algcurves[Weierstrassform] function.

Unfortunately this is not implemented in PARI/GP. 
It should probably added though. 
(This is algorithm 7.4.10 in GTM 138).

Cheers,
Bill.

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