@item
@emph{@ref{Fundamental concepts}},
-explains some general concepts about the lilypond file format. If
+explains some general concepts about the LilyPond file format. If
you are not certain where to place a command, read this chapter!
@item
input files relative to the top-directory of the source archive. For
example, @file{input/@/lsr/@/dirname/@/bla@/.ly} may refer to the file
@file{lilypond@/2.x.y/@/input/@/lsr/@/dirname/@/bla@/.ly}. On binary
-packages for the Unix platform, the documentation and examples can
+packages for the UNIX platform, the documentation and examples can
typically be found somewhere below
@file{/usr/@/share/@/doc/@/lilypond/}. Initialization files, for
example @file{scm/@/lily@/.scm}, or @file{ly/@/engraver@/-init@/.ly},
@cindex lilypond-internals
@cindex internal documentation
@cindex Scheme
-@cindex extending lilypond
+@cindex extending LilyPond
@cindex index
Finally, this and all other manuals, are available online both as PDF