More or Less, Ed Sheeran and the mathematics of musical coincidences

More or Less

Ed Sheeran and the mathematics of musical coincidences

25 June 2022

Available for over a year

After beating a plagiarism claim in court, musician Ed Sheeran said that musical coincidences were inevitable with only 12 notes to choose from… but what do the numbers say? Mathematician and concert pianist Eugenia Cheng takes us through the mathematics of music and explains how the power of exponentials mean that just a handful of notes can open up a seemingly endless world of musical variety.

Presenter: Tim Harford

Producer: Nathan Gower

Programme Coordinator: Janet Staples

Sound Engineer: Neil Churchill