"Source: Text/Geometry/Scheme.text";
"Line: 4251";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/Scheme.text, line: 4251
// Example: H122E23 ()
print "Example: H122E23";
ei := GetEchoInput();
SetEchoInput(true);
A1<u,v> := AffineSpace(GF(5),2);
X := Scheme(A1,u^2 - v^5);
PX<U,V,W> := ProjectiveClosure(X);
PX;
AffinePatch(PX,1) eq X;
assert $1;
X2<u2,w2> := AffinePatch(PX,2);
X2;
ProjectiveClosure(X2) eq ProjectiveClosure(X);
assert $1;
SetEchoInput(ei);
