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Re: Lilypond help - arbitrary accidental glyphs
From: |
Hans Aberg |
Subject: |
Re: Lilypond help - arbitrary accidental glyphs |
Date: |
Wed, 30 Oct 2013 10:33:39 +0100 |
On 29 Oct 2013, at 23:26, Clive So <address@hidden> wrote:
> I haven't actually dreamt of using key signatures in 31TET.
Microtonal key signatures are used in Persian music, which looks nice, cf.
Hormoz Farhat, “The Dastgah system in Persian Music”.
> There isn't a working theory of harmony yet, let alone definition of keys in
> the traditional sense. Also, it is likely that any "key" in 31TET will have
> more than 7 notes, but since we keep the same 7 "white" notes, key signature
> simply cannot exist. That is unless we abandon the traditional 7 white notes
> and redefine it all.
Note that in E31, the rational interval 7/4 is on the augmented 6th, or 25 E31
tonesteps, whereas the minor 7th is on 26 E31 tonesteps, one E31 tonestep
higher.
Hans