"Source: Text/LieTheory/RootDtm.text";
"Line: 829";
"Date: Fri Sep 26 12:10:11 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/LieTheory/RootDtm.text, line: 829
// Example: H107E7 ()
print "Example: H107E7";
ei := GetEchoInput();
SetEchoInput(true);
R := SparseRootDatum("A2");
T := ToralRootDatum(3);
R+T;
R+R;
SetEchoInput(ei);
