ApCoCoA:BB.Border

From CoCoAWiki

BB.Border

Computes the border of an order ideal.

Syntax

BB.Border(OO:LIST):LIST

Description

This command computes the border of an order ideal OO.

  • @param OO A list of terms representing an order ideal.
  • @return A list of border terms of OO in ascending order.

Example

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

[z, y, xz, xy, x^2]
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ApCoCoA:BB.BBasis

ApCoCoA:BB.BorderBasis

ApCoCoA:BB.Box