Olivier Messiaen`s Mode de valeurs et d`intensités highest of three unordered divisions of the mode (Grant 2001, 61; Toop 1974, 144) or, less precisely, `three series forms [caption: `for pitch, duration, dynamics, and articulation`]...treated as unordered collections,` (Whittall 2008, 172)—which Boulez, `the pupil intending to teach the...