"Source: Text/Incidence/EnumComb.text";
"Line: 299";
"Date: Fri Sep 26 12:10:10 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Incidence/EnumComb.text, line: 299
// Example: H157E1 ()
print "Example: H157E1";
ei := GetEchoInput();
SetEchoInput(true);
V := Subsets( {1 .. 2*n-1}, n-1) where n is 3;
V;
E := { {u, v} : u,v in V | IsDisjoint(u, v) };
Petersen := Graph< V | E >;
SetEchoInput(ei);
