Difference between revisions of "ApCoCoA-1:BB.Border"

From ApCoCoAWiki
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<command>
 
<command>
 
   <title>BB.Border</title>
 
   <title>BB.Border</title>
   <short_description>Compute the border of an order ideal.</short_description>
+
   <short_description>Computes the border of an order ideal.</short_description>
 
    
 
    
 
<syntax>
 
<syntax>
Line 21: Line 21:
 
   <types>
 
   <types>
 
     <type>borderbasis</type>
 
     <type>borderbasis</type>
 +
    <type>ideal</type>
 
   </types>
 
   </types>
 
   <see>BBasis</see>
 
   <see>BBasis</see>

Revision as of 12:41, 28 April 2009

BB.Border

Computes the border of an order ideal.

Syntax

BB.Border(OO:LIST):LIST

Description

Computes the border of an order ideal OO. The input/output is a list of terms.

  • @param OO A list of terms representing an order ideal.

  • @return A list of border terms of OO.

Example

Use QQ[x,y,z];
BB.Border([1,x]);
[z, y, xz, xy, x^2]
-------------------------------

BBasis

BB.BorderBasis

BB.Box