The harmony of of popular music and jazz is based on the diatonic of major scale. Each of the twelve scales is a frame forming the harmonic system. Translation

The harmony of of popular music and jazz is based on the diatonic of major scale. Each of the twelve scales is a frame forming the harmonic system. Translation: Western music is based on the diatonic scale. Diatonic harmony moves in two directions: Horizontal and Vertical. Translation: Music consists of notes played one after each other, and at the same time as each other. By combining these two movements... we derive the scale-tone seventh chords in the key of C Translation: We can build the scale-tone 7-chords (root + third + fifth + seventh played at the same time) on top of any note in the scale. Wanting to sound unnecessary grandiose can be a problem with textbooks in almost any field.