Quoting Michael Rasmussen <[EMAIL PROTECTED]>:
On page:
http://lilypond.org/doc/v2.10/Documentation/user/lilypond/Dynamics#Dynamics
It gives a warning and example:
Because these marks are bound to notes, you must use spacer notes if multiple
marks are needed during one note
c\< c\! d
On page:
http://lilypond.org/doc/v2.10/Documentation/user/lilypond/Dynamics#Dynamics
It gives a warning and example:
Because these marks are bound to notes, you must use spacer notes if multiple
marks are needed during one note
c\< c\! d\> e\!
<< f1 { s4 s4\< s4\! \> s4\! } >>