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| 2021-10-22 09:27:06 +0200 | asked a question | How to define Subring/Subalgebra? How to define Subring/Subalgebra? Suppose A=QQ[x,y,z]. How to define the subring QQ[x+y,y^2] and its ideal I=(x+y) in sa |
| 2021-10-22 09:27:06 +0200 | asked a question | subring defined subring defined Suppose A=QQ[x,y,z]. How to define the subring QQ[x,x+y,y^2] and its ideal? |
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.