For the sake of clarity, a MWE:
%%%%%%%%%%%
\version "2.20.0"
\repeat tremolo 16 {dis'32 dis’’}
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> 19 mars 2020 kl. 11:01 skrev Leo Correia de Verdier
> <leo.correia.de.verd...@gmail.com>:
>
> Dear list!
>
> I’m working on a piece with a lot of whole note tremolos and was wondering if
> any of you have a nice workaround for the beams (issues 318 and 704). I would
> like them slanted (with the same slope as a regular beam), centered between
> the noteheads and avoiding accidentals on the second note column, but if you
> have code producing any of these results it would be welcome. Harm’s code
> from this tread does unfortunately not seem to work any longer
> http://lilypond.1069038.n5.nabble.com/Tremolos-between-two-whole-notes-tt57577.html#a57580
> . I’ll start hacking something together, but if any of you already have
> invented this wheel it would be nice not to reinvent it.
>
> Thanks a lot!
> /Leo
