"Source: Text/Geometry/ModAbVar.text";
"Line: 480";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/ModAbVar.text, line: 480
// Example: H148E6 ()
print "Example: H148E6";
ei := GetEchoInput();
SetEchoInput(true);
G<eps> := DirichletGroup(13,CyclotomicField(12));
Order(eps^2);
assert $1 eq 6;
ModularAbelianVariety(eps^2);
ModularAbelianVariety(eps,3);
S := CuspForms(Gamma1(25),2);
N := Newforms(S);
#N;
assert $1 eq 2;
f := N[1][1];
PowerSeries(f,4);
A_f := ModularAbelianVariety(f);
A_f;
PowerSeries(Newform(A_f),4);
SetEchoInput(ei);
