@funindex last-bottom-spacing
the distance from the last system or top-level markup on a page to
-the bottom of the printable area (i.e. the top of the bottom
+the bottom of the printable area (i.e., the top of the bottom
margin).
@item top-system-spacing
@funindex top-system-spacing
-the distance from the top of the printable area (i.e. the bottom
+the distance from the top of the printable area (i.e., the bottom
of the top margin) to the first system on a page, when there is no
(title or top-level) markup between the two.
@item top-markup-spacing
@funindex top-markup-spacing
-the distance from the top of the printable area (i.e. the bottom
+the distance from the top of the printable area (i.e., the bottom
of the top margin) to the first (title or top-level) markup on a
page, when there is no system between the two.
@end table
even-numbered page. The values of the following three variables may
be increased to make these actions less likely.
-The values are penalties, i.e. the higher the value the less likely
+The values are penalties, i.e., the higher the value the less likely
will be the associated action relative to other choices.
@table @code
@end lilypond
A @code{\break} command that occurrs at a bar line will also ignored if
-the previous measure ends in the middle of a note (e.g. when a tuplet
+the previous measure ends in the middle of a note (e.g., when a tuplet
begins in one measure and ends in another). In this case remove the
@code{Forbid_line_break_engraver} from the @code{Voice} context and,
use a simultaneous music construction inserting the @code{\break} at the
Each distance is measured between the @emph{reference points} of
the two items. The reference point for a staff is the vertical
-center of its @code{StaffSymbol} (i.e. the middle line if
+center of its @code{StaffSymbol} (i.e., the middle line if
@code{line-count} is odd; the middle space if @code{line-count} is
even). The reference points for individual non-staff lines are
given in the following table:
placed equidistant between the two nearest staves on either side,
unless collisions or other spacing constraints prevent this.
Adjacent non-staff lines should have non-increasing
-@code{staff-affinity} from top to bottom, e.g. a non-staff line
+@code{staff-affinity} from top to bottom, e.g., a non-staff line
set to @code{UP} should not immediately follow one that is set to
@code{DOWN}. Non-staff lines at the top of a system should use
@code{DOWN}; those at the bottom should use @code{UP}. Setting
@emph{Non-staff lines} (such as @code{Lyrics}, @code{ChordNames},
etc.) are contexts whose layout objects are engraved like staves
-(i.e. in horizontal lines within systems). Specifically,
+(i.e., in horizontal lines within systems). Specifically,
non-staff lines are non-staff contexts that contain the
@rinternals{Axis_group_engraver}.