ApCoCoA-1:BB.GenericBB: Difference between revisions

From ApCoCoAWiki
Skaspar (talk | contribs)
Initial version
 
XMLBot (talk | contribs)
we no longer need manual sortkeys here
Line 11: Line 11:
     <key>borderbasis.genericbb</key>
     <key>borderbasis.genericbb</key>
     <key>borderbasisgenericbb</key>
     <key>borderbasisgenericbb</key>
     <wiki-category>Package_borderbasis|GenericBB</wiki-category>
     <wiki-category>Package_borderbasis</wiki-category>
</command>
</command>

Revision as of 19:25, 24 October 2007

borderbasis.GenericBB

Computes the "generic" border basis w.r.t. an order ideal OO

Syntax

$borderbasis.GenericBB(OO:LIST):LIST

Description

Computes the "generic" border basis w.r.t. an order ideal OO i.e. the polys g_j = b_j - \sum_i c_{ij} t_i. 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 UF = K[x_1,..,x_n,c{ij}].