Thank you very much for your advice. I was trying to work out if the problem lay with me sage or documentation.
> Do not use ideals over CC. CC is an inexact ring, so most operations > will fail. Work instead over the rationals. > > R.<x,y> = PolynomialRing(QQ,2) > > or if you need complex numbers, you may try with a number field > > N.<I> = NumberField(x^2+1) > R.<x,y> = PolynomialRing(N, 2) > Thank you for this I have a lot of computations to do over the complex number field. While i knew that CC was inexact i wasnt aware of NumberField. Is this the best was of having an exact version of the complex numbers? Robert -- To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org
