"Source: Text/Group/GrpGPC.text";
"Line: 2648";
"Date: Wed Nov  6 12:03:12 2019";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Group/GrpGPC.text, line: 2648
// Example: H79E16 ()
print "Example: H79E16";
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 >;
f := EFAModuleMaps(G)[1];
f;
M := Codomain(f);
M;
repeat
   S := sub<M|[Random(-1, 1): i in [1 .. Dimension(M)]]>;
   until Dimension(S) gt 0 and S ne M;
S;
N := S @@ f;
PCGenerators(N, G);
SetEchoInput(ei);
