#(define (<> x y) (not (= x y)))
\new Voice {
- \override Beam #'positions = #(ly:make-simple-closure
- (ly:make-simple-closure
- (append
- (list chain-grob-member-functions `(,cons 0 0))
- (check-slope-callbacks =))))
+ \override Beam #'positions = #(check-slope-callbacks =)
\rossBeams
}