Revision history [back]
 | 1 | initial version |
It seems that CR forgot its ring structure, and kept only its multiplicative operation:
sage: elem.parent().category()
Category of Cartesian products of monoids
| | 1 | initial version |
It seems that CR forgot its ring structure, and kept only its multiplicative operation:
sage: elem.parent().category()
Category of Cartesian products of monoids
Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.