There is a erudite discussion of this on the Klarinet list (The [email protected] Mailing List.
re Schumann - "As I said, there is absolutely no question that the double stemming that Schumann used with two stems up and three stems down means that the upper notes are to be played as duples and the lower as triple." regards Peter Gentry _______________________________________________ lilypond-user mailing list [email protected] https://lists.gnu.org/mailman/listinfo/lilypond-user
