Although this chord is aurally perceived as a dissonant cluster, analysis reveals that it is a polychord
constructed of three minor triads.
Although he devotes much discussion to performance, it is arranging and composing that he stresses, particularly compositional techniques derived from Western classical music, such as impressionist harmony, described as non-functional parallel chords; polychord
or polytonality; counterpoint, although employed little in the nonet recordings; mixed meter or poly-meter; and thematic development.
The second motif that grows out of the 'Primal cell' is a polychord (D major/Eo minor) linked with Scottie's acrophobia.
Although they sound very different, 'Vertigo' and 'Obsession' are closely related: the 'Vertigo' polychord (D major over Eb minor) consists of a superimposition of the triadic progression that underpins 'Obsession' (Ab major followed by A minor), arranged in thirds and transposed at the tritone (see example 5).
The work ends vigorously on a D- and A-major polychord
He played polychords, superimposing chords on top of other unrelated chords.
However, the infusion of polychords by Miles on the organ felt intrusive at first then strangely inventive, pushing the compositions--and our ears--into new places that fostered many musical aha moments.
shifts with Stereolab-like poise and Mister Mouth brings smiles with its glitchy effects, while the 24-minute title track wrongfoots listeners on several occasions with its drones and gurgles before morphing into a motorik, Teutonic delight.
Over a predominantly tertian harmonic base, Takemitsu superimposes secundal clusters or larger tertian formations to suggest polychords
, varying the density of the texture to shape the ebb and flow of each phrase.