The second half of this work is a transcription of organum from the " Magnus liber organi ".
42.
While only solo sections are polyphonic, the organum remains clear when juxtaposed with the traditional, monophonic choir chant.
43.
These additional aids, however, were never explained beyond their initial limited appearance in " Novum Organum ".
44.
This final kind of " organum " was also incorporated by the most famous polyphonic composer of this time L�onin.
45.
Multi-voice elaborations of Gregorian chant, known as organum, were an early stage in the development of Western polyphony.
46.
Much of the theory discussed by the treatise is indebted to ornamentation of plainchant, and polyphony in the style of organum.
47.
France's orthodox and austere Ensemble Organum, directed by Marcel Peres, weighs in impressively with " Laudes de Ste.
48.
He argues in the " Novum Organum " that our only hope for building true knowledge is through this careful method.
49.
Beginning with the improvised harmonizations of Gregorian chant known as organum, Gregorian chants became a driving force in medieval and Renaissance polyphony.
50.
Thus organum duplum on a texted chant as a Gradual, Responsory or the Verse of an Alleluia can be schematized as follows:
