"Source: Text/Geometry/Scheme.text";
"Line: 4823";
"Date: Fri May 26 16:23:18 2023";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Geometry/Scheme.text, line: 4823
// Example: H119E31 ()
print "Example: H119E31";
ei := GetEchoInput();
SetEchoInput(true);
P<x,y,z,t> := ProjectiveSpace(Rationals(),3);
S := Scheme (P, [3*x^2+3*y^2-z^2-t^2,z^2+t^2]);
Reduction(S,3);
SetEchoInput(ei);
