Difference between revisions of "ApCoCoA-1:BB.Border"
From ApCoCoAWiki
(Shortened short description) |
(Reviewed text and added example) |
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Line 1: | Line 1: | ||
<command> | <command> | ||
<title>borderbasis.Border</title> | <title>borderbasis.Border</title> | ||
− | <short_description> | + | <short_description>border of an order ideal</short_description> |
<syntax> | <syntax> | ||
$borderbasis.Border(OO:LIST):LIST | $borderbasis.Border(OO:LIST):LIST | ||
Line 7: | Line 7: | ||
<description> | <description> | ||
Computes the border of an order ideal OO. The input/output is a list of terms. | Computes the border of an order ideal OO. The input/output is a list of terms. | ||
+ | <example> | ||
+ | Use Q[x,y,z]; | ||
+ | $borderbasis.Border([1,x]); | ||
+ | [z, y, xz, xy, x^2] | ||
+ | ------------------------------- | ||
+ | </example> | ||
</description> | </description> | ||
+ | <see>BBasis</see> | ||
+ | <see>borderbasis.BorderBasis</see> | ||
<key>Kreuzer</key> | <key>Kreuzer</key> | ||
<key>borderbasis.border</key> | <key>borderbasis.border</key> |
Revision as of 22:49, 7 November 2007
borderbasis.Border
border of an order ideal
Syntax
$borderbasis.Border(OO:LIST):LIST
Description
Computes the border of an order ideal OO. The input/output is a list of terms.
Example
Use Q[x,y,z]; $borderbasis.Border([1,x]); [z, y, xz, xy, x^2] -------------------------------