"Source: Text/LieTheory/Cartan.text";
"Line: 889";
"Date: Fri Sep 26 12:10:11 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/LieTheory/Cartan.text, line: 889
// Example: H105E12 ()
print "Example: H105E12";
ei := GetEchoInput();
SetEchoInput(true);
CoxeterMatrix("I2(7)");
CoxeterGraph("A3");
CartanMatrix("H3" : Symmetric);
DynkinDigraph("A~2");
M := CoxeterMatrix("A_5B3 c2I2 (5)");
CartanName(M);
SetEchoInput(ei);
