"Source: Text/Ring/FldFunRat.text";
"Line: 381";
"Date: Fri Sep 26 12:10:11 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Ring/FldFunRat.text, line: 381
// Example: H45E2 ()
print "Example: H45E2";
ei := GetEchoInput();
SetEchoInput(true);
Q := RationalField();
F<x, y> := FunctionField(Q, 2);
A<a> := PolynomialRing(IntegerRing());
N<z, w> := NumberField([a^3-2, a^2+5]);
h := hom< F -> N | z, w >;
h(x^11*y^3-x+4/5*y-13/4);
h(x/3);                  
h(1/x);
1/z;
SetEchoInput(ei);
