Package sagbi/SB.GetRing

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This article is about a function from ApCoCoA-2.


Returns the superring of a given subalgebra.


SB.GetRing(S: TAGGED("$apcocoa/sagbi.Subalgebra")): RING


This function returns the superring of a given subalgebra S, i.e. the ring R which S is a subalgebra of.

  • @param S A subalgebra

  • @return The superring of S


Use R ::= QQ[x,y,z];
S := SB.Subalgebra(R,[x^2,y+z]);
PrintLn SB.GetRing(S);
-- RingWithID(1217, "QQ[x,y,z]") 

See also

Package sagbi/SB.Subalgebra

Package sagbi/SB.GetID

Package sagbi/SB.GetGens

Package sagbi/SB.GetCoeffRing

Package sagbi/SB.GetSAGBI

Package sagbi/SB.GetTruncSAGBI

Package sagbi/SB.GetTruncDeg

Package sagbi/SB.GetLTSA

Package sagbi/SB.GetInDeg

Package sagbi/SB.GetHS