Hi Jeff, There was a bug in the matrix order of Sage. It did not allow negative integers in the string representation of a matrix order. That bug is fixed in the patch for trac #11316, which I just uploaded.
Sorry for late reply. Kwankyu -- 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
