15118 / 18210 · Workshop 113 — Writing Original Chord Progressions: Functional Logic, Voice-Leading Logic, Modal Logic, and How to Avoid “Chord Collection” Syndrome← prev⊞ allnext →
113.186The no-extension test
Strip:
9ths
11ths
13ths.
Does progression survive?
If yes:
good.
If no:
decide whether color itself is genuinely structural.