| |--( Why D is arguably the centre of the harmonic universe, not C ) | [ Harmonic systems invented by myself - ] |-----( [ 1. Mixing dominant discords with pentatonic scales, tritone | and maj. 3rd substitution,and various periodic scales ] ) |-----[ 2. Based on the 7 Diatonic Modes ] |-----( [ 3. Using Super-Locrian and Super-Lydian modes ] ) |--( Analysis of all periodic scales ) |--( List and analysis of all possible scales ) +--( Description of possible musical shorthand for sketching purposes )