ApCoCoA-1:BB.GenHomMultMat: Difference between revisions

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</syntax>
</syntax>
     <description>
     <description>
Computes the generic homogeneous multiplication matrix for x[I] with respect to the order ideal OO. The input is a positive integer I and an order ideal OO (2nd element of type POLY). The output is a matrix of size Mu x Mu over the ring BBS=K[c_{ij}]
Computes the generic homogeneous multiplication matrix for x[I] with respect to the order ideal OO. The input is a positive integer I and an order ideal OO (2nd element of type POLY). The output is a matrix of size Mu x Mu over the ring <formula>BBS=K[c_{ij}]</formula>.
     </description>
     </description>
     <key>Kreuzer</key>
     <key>Kreuzer</key>

Revision as of 01:34, 2 November 2007

borderbasis.GenHomMultMat

Compute generic hom. mult. matrix w.r.t. order ideal

Syntax

$borderbasis.GenHomMultMat(I:INT,OO:LIST):MAT

Description

Computes the generic homogeneous multiplication matrix for x[I] with respect to the order ideal OO. The input is a positive integer I and an order ideal OO (2nd element of type POLY). The output is a matrix of size Mu x Mu over the ring <formula>BBS=K[c_{ij}]</formula>.