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D.15.24.37 SchubertClass
Procedure from library schubert.lib (see schubert_lib).
- Usage:
- SchubertClass(p); p list
- Input:
- a list of integers which is a partition
- Return:
- poly
- Purpose:
- compute the Schubert classes on a Grassmannian.
Example:
| LIB "schubert.lib";
variety G = Grassmannian(2,4);
def r = G.baseRing;
setring r;
list p = 1,1;
SchubertClass(p);
==> q(1)^2-q(2)
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