> On 26 Sep 2020, at 19:36, Dan Eble <d...@faithful.be> wrote: > > On Sep 26, 2020, at 13:11, Hans Åberg <haber...@telia.com> wrote: >> >>> >>> On 26 Sep 2020, at 18:50, Dan Eble <d...@faithful.be> wrote: >>> >>> On Sep 26, 2020, at 12:34, Hans Åberg <haber...@telia.com> wrote: >>>> >>>>> On 26 Sep 2020, at 18:04, Dan Eble <d...@faithful.be> wrote: >>>>> >>>>>> On Sep 26, 2020, at 09:41, Dan Eble <d...@faithful.be> wrote: >>>>>> >>>>>> What kind of grob would an editor expect here? a Tie because it connects >>>>>> notes of the same pitch, or a Slur because it connects notes at >>>>>> different staff positions? (or something else?) > ... >> >> I think the question is answered from the musical point of view: Werner's >> example is a tie since it is the same pitch, the same note with longer >> value. In your example, the pitches are formally different, and the >> difference is a comma in the Pythagorean tone system, so it must be a slur. > > This sounds like an answer to a question I didn't ask. I don't doubt that > the arc in Werner's example is semantically a tie. What I am wondering is > what kind of LilyPond grob should represent the arc, and I'm thinking that it > should be a Slur because of its shape, not a Tie because of its purpose.
I think that slurs and ties may be rendered equally because of the legacy of drawing them by hand. But suppose they are different, then it should also have a tie look.