Difference between revisions of "Package sagbi/SB.GetGens"
From ApCoCoAWiki
Andraschko (talk | contribs) (added see item) |
m (replaced <quotes> tags by real quotes) |
(One intermediate revision by one other user not shown) | |
(No difference)
|
Latest revision as of 13:20, 29 October 2020
This article is about a function from ApCoCoA-2. |
SB.GetGens
Returns a set of generators of a given subalgebra
Syntax
SB.GetGens(S: TAGGED("$apcocoa/sagbi.Subalgebra")): LIST of POLY
Description
This function returns a set G such that S = K[g|g in G] where K is the coefficient ring of S.
@param S A subalgebra
@return a set of generators of S
Example
Use R ::= QQ[x,y,z]; S := SB.Subalgebra(R,[x^2,y+z]); PrintLn SB.GetGens(S); -- [x^2, y +z]
See also
Package sagbi/SB.GetTruncSAGBI