"Source: Text/Group/GrpMatFF.text";
"Line: 2330";
"Date: Wed Mar 24 19:05:07 2021";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Group/GrpMatFF.text, line: 2330
// Example: H66E14 ()
print "Example: H66E14";
ei := GetEchoInput();
SetEchoInput(true);
G := MatrixGroup(AtlasGroup("J4"));
G:Minimal;
time G_Tree := CompositionTree(G);
CompositionTreeOrder(G);
nafact := CompositionTreeNonAbelianFactors(G);
nafact[1][3];
SetEchoInput(ei);
