> > A tie, regardless of being short or long, must not be placed
> > completely between two staff lines if the notes are also between
> > the same two lines.
>
> It depends. I think it should, but only in crowded situations.
Yes.
> The number of TCCs is binom(M, #ties). A chord spanning a single
> octave with 4 ties already yields 36000 different possible TCCs, so
> a brute force approach won't possible. We'd have to use a some
> heuristics to generate a limited number of sensible TCCs, and pick
> the best scoring one of them.
IIRC, I've sent an algorithm to the list a few years ago whether ties
should go up or down, depending on the vertical structure of a chord.
Maybe you can dig it out, and perhaps it helps in providing some
constraints.
Werner
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