//SINGULAR ExampleA.4.18




ring R = 0,(x,y,z,u),dp;
ideal I = x3 + z2, x3 + y2;
ideal J = homog(I,u);
J;

ideal Ih = homog(std(I),u);
Ih;                         //the homogenization of I

LIB "primdec.lib";
minAssGTZ(J,1);             //the minimal associated primes