One more question.

Did you use the command line in WM or Firefox?

I used Firefox and I still have the problem of looong waiting; nothing
changed even when  I modified that problem with the ideal.

On 6 Feb, 19:12, William Stein <[email protected]> wrote:
> On Fri, Feb 6, 2009 at 7:50 AM, Adela <[email protected]> wrote:
>
> >> Fails with:
>
> >> AttributeError: 'sage.rings.polynomial.pbori.BooleanPolynomialRing' object 
> >> has
> >> no attribute 'Ideal'
>
> >> after fixing that it works in < 20 seconds (inkl. Sage startup).
>
> > I never got this message because after introducing the ideal, it keeps
> > thinking and never ending. I don' t know why this happens. Anyway, if,
> > despite of this, I try to compute the groebner base by the call
> > I.groebner_basis()  I get an error  AttributeError: 'I_class' object
> > has no attribute 'groebner_basis'.
>
> > Can you tell me when do you obtain that error you mentioned how do you
> > fix it?
>
> > I don't understand what happens, why I get different messages.
>
> > Thank you very much for helping!
>
> You should type
>
> I = B.ideal(...)
>
> instead of
>
> I = B.Ideal(...)
>
> !!
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