doctitle = "Chant or psalms notation"
}
-stemOn = { \revert Staff.Stem #'transparent \revert Staff.Flag #'transparent }
-stemOff = { \override Staff.Stem #'transparent = ##t \override Staff.Flag #'transparent = ##t }
+stemOn = {
+ \revert Staff.Stem #'transparent
+ \revert Staff.Flag #'transparent
+}
+
+stemOff = {
+ \override Staff.Stem #'transparent = ##t
+ \override Staff.Flag #'transparent = ##t
+}
\score {
\new Staff \with { \remove "Time_signature_engraver" }