"Source: Text/Geometry/RieSrf.text";
"Line: 140";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/RieSrf.text, line: 140
// Example: H127E2 ()
print "Example: H127E2";
ei := GetEchoInput();
SetEchoInput(true);
Qxy<x,y> := PolynomialRing(Rationals(),2);
f := x^3 + x^2 + x*y^3 - x*y^2 + y^2 - y;
IntMeth := Random(["Mixed", "GL", "CC", "DE"]);
X := RiemannSurface(f : Precision:=100, IntMethod:=IntMeth);
X;
SetEchoInput(ei);
