ASKSAGE: Sage Q&A Forum - RSS feedhttps://ask.sagemath.org/questions/Q&A Forum for SageenCopyright Sage, 2010. Some rights reserved under creative commons license.Fri, 22 Oct 2021 17:30:51 +0200How to define Subring/Subalgebra?https://ask.sagemath.org/question/59441/how-to-define-subringsubalgebra/Suppose A=QQ[x,y,z]. How to define the subring QQ[x+y,y^2] and its ideal I=(x+y) in sagemath?Fri, 22 Oct 2021 07:13:20 +0200https://ask.sagemath.org/question/59441/how-to-define-subringsubalgebra/Comment by Max Alekseyev for <p>Suppose A=QQ[x,y,z]. How to define the subring QQ[x+y,y^2] and its ideal I=(x+y) in sagemath?</p>
https://ask.sagemath.org/question/59441/how-to-define-subringsubalgebra/?comment=59449#post-id-59449You may get some ideas from [this answer](https://ask.sagemath.org/question/58630/compute-minimal-number-of-generators-of-subring/?answer=58679#post-id-58679).Fri, 22 Oct 2021 17:30:51 +0200https://ask.sagemath.org/question/59441/how-to-define-subringsubalgebra/?comment=59449#post-id-59449