9953 / 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 →
82.46Level 22 — diminished chord planing
Move diminished shape by semitone:
C°7 → C♯°7 → D°7.
This sounds extremely tense because all four voices move together.
Resolve to:
E♭ or another clear target.
Chromatic planing + symmetry.