"Source: Text/LieTheory/GrpCox.text";
"Line: 1750";
"Date: Fri Sep 26 12:10:11 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/LieTheory/GrpCox.text, line: 1750
// Example: H108E22 ()
print "Example: H108E22";
ei := GetEchoInput();
SetEchoInput(true);
W<a,b> := CoxeterGroup(GrpFPCox, "A2");
Reflections(W);
IsReflection(a*b);
assert not $1;
SetEchoInput(ei);
