5 "Both edge heights of an ottava bracket can be specified."
10 \layout { ragged-right = ##t}
20 %override the left edge height to produce standard text with a left edge
22 \once \override Staff.OttavaBracket #'edge-height = #'(1.2 . 1.2)
27 % Look! we can make them go up!
29 \once \override Staff.OttavaBracket #'edge-height = #'(-1 . -1)
34 % and have them go in different directions
36 \once \override Staff.OttavaBracket #'edge-height = #'(-1.2 . 1.2)