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- Thunberg, Hans, 1956-
(författare)
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Tonsättaren Per Nörgårds ''oändlighetsserie"
- 2013
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Ingår i: Normat. - : Scandinavian University Press. - 0801-3500. ; 61:1, s. 33-47
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Tidskriftsartikel (refereegranskat)abstract
- This article presents a mathematical description, in terms of recursively defined number sequences, of the algorithms devised by the Danish composer Nørgård. The ambition of the latter was to generate from a very short sequence of tones melodies rich in symmetries and selfsimilarities, melodies which could be aperiodic and hence infinite in length. Given the mathematical presentation a variety of results can be formulated and proved. Note that the well-known Thue-Morse sequence is essentially a special case.
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