Are you sure there is a solution? I've plotted a few of them, and they don't seem to have common intersections. I didn't check them all, though.
regards john perry -- 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
