Re: variables

Pascal Molin on Tue, 26 Sep 2017 17:39:00 +0200

Re: variables

To: pari-dev@pari.math.u-bordeaux.fr
Subject: Re: variables
From: Pascal Molin <molin@math.univ-paris-diderot.fr>
Date: Tue, 26 Sep 2017 17:38:52 +0200
Delivery-date: Tue, 26 Sep 2017 17:39:00 +0200
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to; bh=KGjm3zmcJof6mjkxSRjSiXU2Ac7JyS66HOeJkVra31I=; b=aYGcQyBiPbeKeiFXVkhxUIx+XdW1+hCQjSvYvct3DYrNOUannGry1utbYj8epmgYMY 0tpTUl4FDBLk/ToZ84ukJSqnLtkxcgyA1FvLYjOPMWVTtEtcXESB6jPsTZD7nD+P6SBk WBeBsvyZmGda1OGrxWKDkgcID3fugBpHWxTvpt5Gp1XYrEu3zerI5tmyUUVISxlXdkZD Bkr9GKj9xoLWr/VvKa9AVB97yhedccy3Lps2NnDPMRKqYTVYBOPdY1WiVOgKgfHB42HC iad7KW0Rcw4CA/R8Y57WM+/UHV5qsBTW8p9ll+d/yI3898BWIl5HByrU6BOPMa/xgGOw vs+A==
In-reply-to: <20170926152041.GA20580@math.u-bordeaux.fr>
References: <CAAuMLA=C7vGK4qT1D8uO+8oBqrh7eb+Bo__GipTrM_iHdQbhMA@mail.gmail.com> <20170926152041.GA20580@math.u-bordeaux.fr>
Sender: molin.maths@gmail.com

2017-09-26 17:20 GMT+02:00 Karim Belabas <Karim.Belabas@math.u-bordeaux.fr>:

> (16:50) gp > f=x*z-x^2*y;variables(polcoeff(f,1,x))
> %1 = [y, z]

Not a bug: this coefficient of x^1 is indeed (z^1)*y^0.

Great. It's what I guessed but I did not know 'simplify' to get around, thank you Karim!

Pascal

References:
- variables
  - From: Pascal Molin <molin@math.univ-paris-diderot.fr>
- Re: variables
  - From: Karim Belabas <Karim.Belabas@math.u-bordeaux.fr>