How to define Subring/Subalgebra?

asked 2021-10-22 07:14:20 +0100

anonymous user

Anonymous

Suppose A=QQ[x,y,z]. How to define the subring QQ[x+y,y^2] and its ideal I=(x+y) in sagemath?

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You may get some ideas from this answer.

Max Alekseyev gravatar imageMax Alekseyev ( 2021-10-22 17:30:51 +0100 )edit