trivalence

why is this 2,5,7 superparticular semi-diamond according to scala have
trivalence?

7/6, 36/35, 7/6, 50/49. 7/6, 36/35, 7/6

--- In tuning-math@yahoogroups.com, "tfllt" <nasos.eo@...> wrote:
>
> why is this 2,5,7 superparticular semi-diamond according to scala have
> trivalence?
>
> 7/6, 36/35, 7/6, 50/49. 7/6, 36/35, 7/6
>

Run Scala's "show intervals" command and you'll see that each interval
class has three representatives.

--- In tuning-math@yahoogroups.com, "Gene Ward Smith"
<genewardsmith@...> wrote:
>
> --- In tuning-math@yahoogroups.com, "tfllt" <nasos.eo@> wrote:
> >
> > why is this 2,5,7 superparticular semi-diamond according to scala have
> > trivalence?
> >
> > 7/6, 36/35, 7/6, 50/49. 7/6, 36/35, 7/6
> >
>
> Run Scala's "show intervals" command and you'll see that each interval
> class has three representatives.
>

hey thanks hadnt used this command before!