I know it's easy to create a infinite polynomial ring:
R.<y>=InfinitePolynomialRing(ZZ)But how can I make a infinite polynomial ring with variables indexed by pairs, like x_(a,b)?
Revision history [back]
 | 1 | initial version |
| | 1 | initial version |
I know it's easy to create a infinite polynomial ring:
R.<y>=InfinitePolynomialRing(ZZ)But how can I make a infinite polynomial ring with variables indexed by pairs, like x_(a,b)?
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.