(aleatory from Latin alea, `dice`), 20th-century music in which chance or indeterminate elements are left for the performer to realize. The term is a ... [9 related articles]
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http://www.britannica.com/eb/a-z/a/42
Method of composition practised by post-war avant-garde composers in which the performer or conductor chooses the order of succession of the composed pieces. Examples of aleatory music include Pierre Boulez's
Piano Sonata No 3 (1956–57), Earle Brown's
Available Forms I (1961), and Stockhaus...
Found on
https://www.encyclo.co.uk/local/21221
music in which chance or indeterminacy are compositional elements.
Found on
https://www.encyclo.co.uk/local/21784
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