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D.5.17.1 makeVariety

Procedure from library schubert.lib (see schubert_lib).

Usage:
makeVariety(d,i); d int, i ideal

Assume:
d is a nonnegative integer, i is an ideal

Return:
variety

Theory:
create an abstract variety which has dimension d, and its Chow ring should be a quotient ring

Example:
 
LIB "schubert.lib";
ring r = 0,(h,e),wp(1,1);
ideal rels = he,h2+e2;
variety V = makeVariety(2,rels);
V;
==> A variety of dimension 2
==> 
V.dimension;
==> 2
V.relations;
==> _[1]=he
==> _[2]=h2+e2


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