(Technical manual): explain

difference between music, translation, layout.

diff --git a/Documentation/topdocs/NEWS.texi b/Documentation/topdocs/NEWS.texi
index 15e0f5b43956305d5580943782b3d8d1e6ff951c..9c860155867857cfd68b9c041f27581b1cc336dd 100644 (file)
--- a/Documentation/topdocs/NEWS.texi
+++ b/Documentation/topdocs/NEWS.texi
@@ -18,7 +18,7 @@ Version 2.1.9
 
 @itemize @bullet
 @item Default staff sizes are now scalable. There are two new mechanisms for
-setting staff sizes is. Both are demonstrated in this fragment:
+setting staff sizes. Both are demonstrated in this fragment:
 
 @example
   #(set-staff-size 15)

diff --git a/Documentation/user/internals.itely b/Documentation/user/internals.itely
index 75b8ec4338f57f490f39d2337f9606e55f1627f0..d2d57309c4639e186f4416d217a790f4ee71ad06 100644 (file)
--- a/Documentation/user/internals.itely
+++ b/Documentation/user/internals.itely
@@ -69,8 +69,10 @@ regularly. For example, beaming behavior is tuned with
 @code{autoBeamSettings}.
 
 These use mixed-caps naming: @code{autoBeamSettings},
-@code{ignoreMelismata}.
-
+@code{ignoreMelismata}. They are assigned as follows:
+@example
+  \property LyricsVoice.ignoreMelismata = ...
+@end example
 
 @item Layout properties
 These are internally used in the formatting process. Consequently, to
@@ -79,7 +81,14 @@ properties. For example, some objects may be moved around vertically
 by setting their @code{padding} property.
 
 These properties use Scheme-style naming: @code{c0-position},
-@code{break-align-symbol}.
+@code{break-align-symbol}. They most often assigned as follows:
+
+@example
+  \property Score.RehearsalMark \set #'break-align-symbol = ...
+@end example
+
+@noindent
+Here, @code{RehearsalMark} is the type of the layout object.
 
 @end table