"Source: Text/Geometry/ModSym.text";
"Line: 1563";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/ModSym.text, line: 1563
// Example: H145E14 ()
print "Example: H145E14";
ei := GetEchoInput();
SetEchoInput(true);
M := ModularSymbols(12);
T2 := HeckeOperator(M,2);
M.1;
T2;
M.1*T2;
SetEchoInput(ei);
