"Source: Text/Group/GrpPerm.text";
"Line: 2392";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Group/GrpPerm.text, line: 2392
// Example: H65E15 ()
print "Example: H65E15";
ei := GetEchoInput();
SetEchoInput(true);
G := AlternatingGroup(7);
deg1 := Degree(G);
pairs := [ { i, j } : j in [i+1..deg1], i in [1..deg1-1] ];
deg2 := #pairs;
h1 := [ Position(pairs, pairs[i] ^ G.1): i in [1..deg2] ];
h2 := [ Position(pairs, pairs[i] ^ G.2): i in [1..deg2] ];
H := sub<Sym(deg2) | h1, h2>;
H;
SetEchoInput(ei);
