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

Latest revision as of 09:39, 7 October 2020

This article is about a function from ApCoCoA-1.

Computes the border of an order ideal.

BB.Border(OO:LIST):LIST

This command computes the border of an order ideal OO.

Use QQ[x,y,z];
BB.Border([1,x]);

[z, y, xz, xy, x^2]
-------------------------------

@@ Line 1: / Line 1: @@
+{{Version|1}}
 <command>
-    <title>borderbasis.Border</title>
+  <title>BB.Border</title>
-    <short_description>Computes the border of an order ideal</short_description>
+  <short_description>Computes the border of an order ideal.</short_description>
 <syntax>
-$borderbasis.Border(OO:LIST):LIST
+BB.Border(OO:LIST):LIST
 </syntax>
-    <description>
+  <description>
-Computes the border of an order ideal OO. The input/output is a list of terms.
+This command computes the border of an order ideal <tt>OO</tt>.
-     </description>
+<itemize>
-     <key>Kreuzer</key>
+  <item>@param <em>OO</em> A list of terms representing an order ideal.</item>
-    <key>borderbasis.border</key>
+  <item>@return A list of border terms of <tt>OO</tt> in ascending order.</item>
-    <key>borderbasisborder</key>
+</itemize>
-    <wiki-category>Package_borderbasis|Border</wiki-category>
+<example>Use QQ[x,y,z];
+BB.Border([1,x]);
+[z, y, xz, xy, x^2]
+-------------------------------
+</example>
+  </description>
+  <types>
+     <type>borderbasis</type>
+     <type>ideal</type>
+  </types>
+  <see>ApCoCoA-1:BB.BBasis|BB.BBasis</see>
+  <see>ApCoCoA-1:BB.BorderBasis|BB.BorderBasis</see>
+  <see>ApCoCoA-1:BB.Box|BB.Box</see>
+  <key>Border</key>
+  <key>BB.Border</key>
+  <key>borderbasis.Border</key>
+  <wiki-category>ApCoCoA-1:Package_borderbasis</wiki-category>
 </command>