"Source: Text/Geometry/ModAbVar.text";
"Line: 675";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/ModAbVar.text, line: 675
// Example: H148E9 ()
print "Example: H148E9";
ei := GetEchoInput();
SetEchoInput(true);
A := JZero(33);
w3 := AtkinLehnerOperator(A,3);
W := Kernel(Matrix(w3)+1);
DefinesAbelianSubvariety(A,W);
V := RationalHomology(A);
DefinesAbelianSubvariety(A,W + sub<V|[V.1]>);
assert not $1;
ZeroModularAbelianVariety();
ZeroModularAbelianVariety(2);
ZeroSubvariety(JZero(11));
SetEchoInput(ei);
