> On 2 Feb 2019, at 22:44, David Kastrup <d...@gnu.org> wrote:
> 
> Hans Åberg <haber...@telia.com> writes:
> 
>>> On 2 Feb 2019, at 20:36, v.villen...@gmail.com wrote:
>>> 
>>> On 2019/02/01 16:18:10, dak wrote:
>>>> raising or lowering one chord note
>>>> by an octave does not guarantee that it ends up at the far end of the
>>> chord,
>>>> like when using invertChords on a c:11 chord for the fifth inversion.
>>> 
>>> Oh.  Then this becomes a whole other can of worms; what should be the
>>> correct inversion of an 11th chord?
>>> 
>>> Should
>>> <c' e' g' b' d'' f''>
>>> become
>>> <e' g' b' d'' f'' c'''> (as you seem to suggest)
>>> or
>>> <e' g' b' c'' d'' f''> (as the current code produces)?
>>> 
>>> I’ll ask on the list as well.
>> 
>> A music dictionary says an inversion of a chord is done by raising the
>> lowest note to a higher octave.
> 
> The question was _which_ higher octave.

The one of your choice.

>> Thus, the chord has as many inversions as pitch classes, excluding the
>> root.
> 
> The cases discussed concerned were exactly those where raising to _some_
> higher octave did not retain circular pitch order and thus the number of
> inversions turned out _different_.  Thus "Thus" is a non sequitur.

Apparently, one does not distinguish between those in classical harmony, only 
the pitch classes, thus.



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