appropriate callback for the @code{springs-and-rods} property. If
added to a @code{Tie}, this sets the minimum distance between
noteheads.")
+ (minimum-brace-height ,integer? "Specifies a minimum height for
+a brace. The unit is an increment in fetaBraces.")
(minimum-length-fraction ,number? "Minimum length of ledger line
as fraction of note head size.")
(minimum-space ,ly:dimension? "Minimum distance that the victim