"Source: Text/Geometry/ModAbVar.text";
"Line: 3248";
"Date: Fri Sep  9 15:10:23 2022";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Geometry/ModAbVar.text, line: 3248
// Example: H145E59 ()
print "Example: H145E59";
ei := GetEchoInput();
SetEchoInput(true);
J := JZero(33);
T := HeckeOperator(J,2);
Factorization(CharacteristicPolynomial(T));
phi := T + 2;
A, pi := Cokernel(phi);
A;
pi;
SetEchoInput(ei);
