9938 / 18210 · Workshop 82 — Symmetrical Harmony and Harmonic Geometry: Diminished Cycles, Augmented Triads, Whole-Tone Motion, Major-Third Systems, and Escaping Ordinary Tonal Gravity← prev⊞ allnext →
82.31Level 13 — inversion ambiguity
B-D-F-A♭.
Invert:
D-F-A♭-B.
F-A♭-B-D.
A♭-B-D-F.
Pitch set remains identical.
So which note is root?
Context determines.