Planet4D From Circle I – Gilles

planet4dPlanet 4D Orinal Model feature the most Symmetrical Positionning for 12 Notes or Musical Objects ↩︎; On the Hypersphere of Chords, we display all minor ans major Triads ↩︎;Beside a geometrical part that has been calculated with the help of the graph theory, the Planet-4D model includes twelve ideograms that can either symbolize notes, chords or scales