Image of Paul du Bois-Reymond

Paul du Bois-Reymond

lived from 1831 to 1889

Paul du Bois-Reymond gave a continuous function whose Fourier series diverges at a point (and in fact at a dense set of points).

Find out more at: https://mathshistory.st-andrews.ac.uk/Biographies/Du_Bois-Reymond/