On Wed, Feb 17, 2010 at 07:50:57AM -0800, javier wrote: > Apparently I was assuming too much. The result of the evaluation of > the character belongs to some cyclotomic field, so apparently the > problem is that there is not a coercion between cyclotomic fields and > QQbar. I can circumvent the problem by using CC rather than QQbar, but > I'd rather have exact coefficients.
What do you mean by exact? I am using CyclotomicFields on a regular basis for similar things, and this works well. And I would expect it to be faster than QQbar. Cheers, Nicolas -- Nicolas M. ThiƩry "Isil" <nthi...@users.sf.net> http://Nicolas.Thiery.name/ -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org