"Source: Text/Group/GrpGPC.text";
"Line: 2606";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Group/GrpGPC.text, line: 2606
// Example: H81E15 ()
print "Example: H81E15";
ei := GetEchoInput();
SetEchoInput(true);
F<a,b,c,d,e> := FreeGroup(5);
G<a,b,c,d,e> := quo< GrpGPC : F | c^6 = F!1, e^3 = F!1,
                                  b^a = b * d,
                                  b^(a^-1) = b * d^-1 >;
modules := SemisimpleEFAModules(G);
modules;
S := G;
for m in modules do
   S meet:= Kernel(GModuleAction(m));
end for;
S eq FittingSubgroup(G);
assert $1;
SetEchoInput(ei);
