Home Online Manual
Top
Back: expp
Forward: dualPartition
FastBack:
FastForward:
Up: schubert_lib
Top: Singular Manual
Contents: Table of Contents
Index: Index
About: About this document

D.15.33.37 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)