Thematic Interval Music Notation

Here we look at the symmetry of the cycles of the twelve tone group with the question of what rules are there for directions of the melody and why things move or are perceived to move into some direction. (This graph from long ago but now updated to consider negative directions was on my mind yesterday too for that difficult post and its fundamental concepts. Indeed, listening to Debussy on the university radio I recognized the whole tone themes but still the music seemed but an exercise rather than something of intrinsic meaning. Peter, as a future composer I hope this answers some of you questions and you do not lose faith in your enterprise, and thank you for the dialog on all this.