Hi John, On 4 Dez., 00:52, John H Palmieri <[email protected]> wrote: > I accidentally just typed this: > > sage: R = QQ['y', 'y'] > > Should this perhaps raise an error?
I strongly agree. I also think this should raise an error: sage: R.<x> = QQ[] sage: S.<y> = R[] sage: T.<x> = S[] Generally, I think that Cheers, Simon -- 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
