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"The tonal material is derived from the set of the first eight original tones in the overtone series whose pitch deviated less then 4 cent from equal temperment. Here in A:"

method_excerpt_a.png

An additional six overtones where chosen to complement this scale into a 13-tone scale and these additional notes are the ones played by the sampled piano in the computer part (all these examples uses the Helmholtz-Ellis JI Notation for Lilypond)

method_excerpt_b.png

The resulting compound scale, which is used in two transpositions, in A (as below) or in D is then defined as:

method_excerpt_b.png

3/4ths of this is playable by the pinao and the rest by the sampled detuned piano.

Listen to the piece here: Method and Ignorance

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