"Source: Text/Geometry/RieSrf.text";
"Line: 1485";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/RieSrf.text, line: 1485
// Example: H127E16 ()
print "Example: H127E16";
ei := GetEchoInput();
SetEchoInput(true);
C<I> := ComplexField(100);
Cx<x> := PolynomialRing(C);
f := BernoulliPolynomial(10);
A := AnalyticJacobian(Evaluate(f, x));
X := RiemannSurface(f, 2 : Precision := 100);
Qxy<x,y> := PolynomialRing(Rationals(), 2);
Y := RiemannSurface(y^2 - Evaluate(f, x) : Precision := 100);
IsIsomorphicSmallPeriodMatrices(SmallPeriodMatrix(A), SmallPeriodMatrix(Y));
IsIsomorphicSmallPeriodMatrices(SmallPeriodMatrix(X), SmallPeriodMatrix(Y));
SetEchoInput(ei);
