Difference between revisions of "ApCoCoA-1:DA.PseudoReduce"

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(Corrected example.)
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<command>
 
<command>
 
     <title>DA.PseudoReduce</title>
 
     <title>DA.PseudoReduce</title>
     <short_description>Calculate a pseudo normal form of a differential polynomial.</short_description>
+
     <short_description>Computes a pseudo normal form of a differential polynomial.</short_description>
 
<syntax>
 
<syntax>
 
DA.PseudoReduce(F:POLY, G:LIST):POLY
 
DA.PseudoReduce(F:POLY, G:LIST):POLY

Revision as of 13:58, 28 April 2009

DA.PseudoReduce

Computes a pseudo normal form of a differential polynomial.

Syntax

DA.PseudoReduce(F:POLY, G:LIST):POLY

Description

DA.PseudoReduce computes the pseudo normal form of the differential polynomial F wrt. the list G of differential polynomials.

  • @param F Differential polynomial for which to compute the pseudo normal.

  • @param G List of differential polynomials wrt. which the normal form of F has to be computed.

  • @return The pseudo normal form of F wrt. G.

Example

Use QQ[x[1..1,0..20]];
Use QQ[x[1..1,0..20]], Ord(DA.DiffTO(<quotes>Lex</quotes>));
DA.PseudoReduce(x[1,1]^4+x[1,0], [x[1,0]^2+3x[1,0]]);
-------------------------------
-3x[1,0]
-------------------------------

DA.DiffTO