"Source: Text/Geometry/ModFrm.text";
"Line: 1095";
"Date: Tue Jun  7 22:27:14 2016";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Geometry/ModFrm.text, line: 1095
// Example: H141E9 ()
print "Example: H141E9";
ei := GetEchoInput();
SetEchoInput(true);
M2 := ModularForms(Gamma0(11), 2);
f := M2.1;
g := M2.2;
f;
g;
f+g;
2*f;
MQ,phi := BaseExtend(M2, RationalField());
phi(2*f)/2;
f^2;
Parent($1);
M3 := ModularForms([DirichletGroup(11).1], 3); M3;
M3.1*f;
Parent($1);
SetEchoInput(ei);
