&T max(set[&T] st)
import Set;
rascal>import Set; ok rascal>max({1, 3, 5, 2, 4}); int: 5 rascal>max({"elephant", "zebra", "snake"}); str: "zebra"
max({"Forgetful Jones", "Kiwifruit", "Grapefruit", "Peppermint", "Fig", "Guy Smiley"}) ==