"Source: Text/LieTheory/GrpRfl.text";
"Line: 999";
"Date: Fri Sep 26 12:10:11 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/LieTheory/GrpRfl.text, line: 999
// Example: H109E9 ()
print "Example: H109E9";
ei := GetEchoInput();
SetEchoInput(true);
W := ShephardTodd(24);
G := sub<GL(3,7) | Omega(3,7), -GL(3,7)!1>;
IsIsomorphic(W,G):Minimal;
SetEchoInput(ei);
