"Source: Text/Incidence/Tableau.text";
"Line: 420";
"Date: Thu Sep 20 23:00:01 2018";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Incidence/Tableau.text, line: 420
// Example: H154E4 ()
print "Example: H154E4";
ei := GetEchoInput();
SetEchoInput(true);
O<a,b,c,d> := OrderedMonoid(4);
O;

w := a*b*a*d*c;
w;
SetEchoInput(ei);
