"Source: Text/LieTheory/Cartan.text";
"Line: 484";
"Date: Fri Sep 26 12:10:11 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/LieTheory/Cartan.text, line: 484
// Example: H105E8 ()
print "Example: H105E8";
ei := GetEchoInput();
SetEchoInput(true);
C := CartanMatrix(PathGraph(4));
FundamentalGroup(C);
SetEchoInput(ei);
