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

From ApCoCoAWiki
(Types section update.)
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   </description>
 
   </description>
 
   <types>
 
   <types>
    <type>list</type>
 
 
     <type>borderbasis</type>
 
     <type>borderbasis</type>
 
   </types>
 
   </types>
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   <see>BB.BorderBasis</see>
 
   <see>BB.BorderBasis</see>
 
   <see>BB.Box</see>
 
   <see>BB.Box</see>
  <see>Category:Package borderbasis</see>
+
 
 
   <key>Border</key>
 
   <key>Border</key>
 
   <key>BB.Border</key>
 
   <key>BB.Border</key>

Revision as of 13:38, 24 April 2009

BB.Border

Compute 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