Maths and music edition 2022

Music is undoubtedly the artistic domain that lends itself best to a mathematical perspective. Is rhythm not the measure of time? Does harmony, a term both mathematical and musical, not govern pitch, the scale, and balance? For the Pythagoreans, music was number. It paved the way for proportions, our fractions of today. Fourier definitively gave it its mathematical character by decomposing sound into sine waves. Symmetry came to inspire Bach, Haydn and Mozart, as, later, permutations and groups took their place in the compositions of Boulez, Ansermet and Xenakis. Thanks to the proliferation of computer science, musical exploration is now without limits