"Source: Text/LieTheory/GrpCox.text";
"Line: 339";
"Date: Fri Sep 26 12:10:11 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/LieTheory/GrpCox.text, line: 339
// Example: H108E3 ()
print "Example: H108E3";
ei := GetEchoInput();
SetEchoInput(true);
R := RootDatum("A3" : Isogeny := 2);
CoxeterGroup(R);
SetEchoInput(ei);
