approximately 12% larger; 6@tie{}steps are exactly a factor@tie{}2
larger. Fractional values are allowed.")
(footnote ,boolean? "Should this be a footnote or in-note?")
+ (footnote-music ,ly:music? "Music creating a footnote.")
(footnote-text ,markup? "A footnote for the grob.")
(force-hshift ,number? "This specifies a manual shift for notes
in collisions. The unit is the note head width of the first voice