Grace notes without beams should have a slash, if @code{flagStyle} is
not set. Main note scripts don't end up on the grace note.
-@lilypondfile{grace.ly}
+@c @lily pondfile{grace.ly}
@section Beams, slurs and other spanners
second staff line. This does not hold for grace note beams.
Override with @code{noStemExtend}.
-@lilypondfile{beam-position.ly}
+@c @lily pondfile{beam-position.ly}
Slurs should look nice and symmetric. The curvature may increase
only to avoid noteheads, and as little as possible. Slurs never