-\version "2.7.39"
+\version "2.14.0"
\header{
texidoc="
Stem tremolos or rolls are tremolo signs that look like beam segments
\textSpannerUp
\override TextScript #'padding = #5
a1:4^":4" a:8^":8" c:16^":16" a:32^":32" a^"x" a:^":"
- a4:4 c:8 a:16 c:32 a a: a2:
+ a':32 a,,:32
+ a'4:4 c:8 a:16 c:32 a a: a2:
\break
\stemUp
a4:32 a'4:64