On Tue, Dec 7, 2010 at 4:58 PM, Simon King wrote:
> On 7 Dez., 17:48, andrew ewart wrote:
> > I thought I1=R=<1>
>
> As I said, nobody could guess that you believe that 1 is in R.
>
> > also the intersection should be in R, not just in P, so how is this
> > achieved?
>
> Read my previous post, i
On 7 Dez., 17:48, andrew ewart wrote:
> I thought I1=R=<1>
As I said, nobody could guess that you believe that 1 is in R.
> also the intersection should be in R, not just in P, so how is this
> achieved?
Read my previous post, it is answered there.
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On Tue, Dec 7, 2010 at 4:29 PM, luisfe wrote:
> On Dec 7, 5:03 pm, andrew ewart wrote:
> > I have the following code
> >
> > P. = PolynomialRing(QQ,order='degrevlex')
> > I = Ideal(x0^4-y0,x0^3*x1-y1,x0*x1^3-y2,x1^4-y3)
> > print I
> > R. = PolynomialRing(QQ,order='degrevlex')
> > I1=Ideal(1)
>
Hi,
On 7 Dez., 17:03, andrew ewart wrote:
> I have the following code
>
> P. = PolynomialRing(QQ,order='degrevlex')
> I = Ideal(x0^4-y0,x0^3*x1-y1,x0*x1^3-y2,x1^4-y3)
> print I
> R. = PolynomialRing(QQ,order='degrevlex')
> I1=Ideal(1)
> J=I.intersection(I1)
> print J
> but gives error
> File "/us
On Dec 7, 5:03 pm, andrew ewart wrote:
> I have the following code
>
> P. = PolynomialRing(QQ,order='degrevlex')
> I = Ideal(x0^4-y0,x0^3*x1-y1,x0*x1^3-y2,x1^4-y3)
> print I
> R. = PolynomialRing(QQ,order='degrevlex')
> I1=Ideal(1)
> J=I.intersection(I1)
> print J
> but gives error
> File "/usr/lo