id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ddj-79	Pitkanen, Matti	Music, Biology & Natural Geometry (Part I)	2014	28	.pdf	application/pdf	18995	1011	64	The direction of step matters for scales (major-minor difference) and it seems to matter also for chord harmonies. The notion of chord harmony does not apply as such to polyphonic music with several simultaneous melodies unless on can say that it involves definite chord sequence.	cache/ddj-79.pdf	txt/ddj-79.txt