Theoretical and Natural Science
- The Open Access Proceedings Series for Conferences
Vol. 39, 21 June 2024
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Studying music from a mathematical perspective is often based on the notions of symmetry and topological space. A group G acting on some set S of musical objects in a meaningful way is seen as a symmetry group in music. This can be used in analysing motif development and chord progressions. In neo-Riemannian analysis, one has three principal chord transformations that generate a group G≅D_12, acting on the set S of 24 major and minor triads. Moreover, this theory is visualized through a simplicial complex whose underlying space is a topological torus. In this paper, we first introduce various symmetry groups and graphic presentations in music theory. We then propose a way of doing neo-Riemannian analysis on Klein’s quartic, which is a genus 3 surface instead of a torus, realizing an idea of John Baez. Finally, we use our theory to perform a harmonic analysis of The Imperial March from “Star Wars”.
Mathematical music theory, symmetry group, topology
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2. John Baez. This week’s finds in mathematical physics. https://math.ucr.edu/home/baez/TWF. html.
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4. Dave Benson. Music: A Mathematical Offering. Cambridge University Press, 2006.
5. Thomas M Fiore. Music and mathematics. University of Michigan, 2004.
6. W. Berry. Structural Functions in Music. Prentice-Hall, 1976.
7. Tony Phillips. Bach and the musical mobius strip. Plus Magazine, 2016.
8. J.J. Rotman. An Introduction to the Theory of Groups. Graduate Texts in Mathematics. Springer New York, 2012.
9. S. Levy. The Eightfold Way: The Beauty of Klein’s Quartic Curve. Mathematical Sciences Research Institute Publications. Cambridge University Press, 2001.
10. H.S.M. Coxeter and W.O.J. Moser. Generators and Relations for Discrete Groups. Ergebnisse der Mathe matik und ihrer Grenzgebiete. 2. Folge. Springer Berlin Heidelberg, 2013.
11. G. James and M. Liebeck. Representations and Characters of Groups. Cambridge University Press, 2001.
The datasets used and/or analyzed during the current study will be available from the authors upon reasonable request.
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