ApCoCoA-1:BB.GenericBB

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Revision as of 12:04, 8 November 2007 by KHiddemann (talk | contribs) (fixing keys)

borderbasis.GenericBB

generic border basis

Syntax

$borderbasis.GenericBB(OO:LIST):LIST

Description

Computes the "generic" border basis w.r.t. an order ideal OO i.e. the polys <formula>g_j = b_j - \sum_i c_{ij} t_i</formula>. The input is a list of terms OO (2nd element of type POLY). The output is a list of POLY in a "universal family ring" UF where <formula>UF = K[x_1,..,x_n,c_{ij}]</formula>.