Docs: LM 4.3.3: Clarify beam-thickness

diff --git a/Documentation/learning/tweaks.itely b/Documentation/learning/tweaks.itely
index 18528f8ffa26b68b8c3be00bf31fb43cf43beec3..8097e0bb522e060776296ff8d88b9075aaba1355 100644 (file)
--- a/Documentation/learning/tweaks.itely
+++ b/Documentation/learning/tweaks.itely
@@ -1510,7 +1510,8 @@ properties are measured in units of an internal property called
 hairpins are given a thickness of 1 unit of @code{line-thickness},
 while the @code{thickness} of a note stem is 1.3.  Note, though,
 that some thickness properties are different; for example, the
-thickness of beams is measured in staff-spaces.
+thickness of beams is controlled by the value of the
+@code{beam-thickness} property, which is measured in staff-spaces.
 
 So how are lengths to be scaled in proportion to the font size?
 This can be done with the help of a special function called