BookatlasPiano Rabbit Hole: Improvisation Theory & Practice
9834 / 18210 · Workshop 81 — Polychords and Bitonal Hearing: Two Harmonic Worlds at Once, Upper Structure vs. True Polychord, Controlled Clashes, and Making “Wrong” Chords Sound Intentional← prev⊞ allnext →

81.44Density warning

This can easily become too much.

Remember Workshop 79.

If lower chord contains:

root

3rd

5th

and upper chord adds another full triad,

you already have six pitch classes/voices.

No need for extra 7ths and 9ths everywhere.