Paul du Bois-Reymond
died 129 years ago
7th April 1889

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


Find out more at:
http://www-history.mcs.st-andrews.ac.uk/Biographies/Du_Bois-Reymond.html