Bret Benesh produced a grapher version of the Fourier approximation in the case of the Heavy side function. Grapher has an interesting story. You can download it here.

An older exhibit on Fourier series from 2003.

Please send questions and comments to math21b@fas.harvard.edu

Math21b | Oliver Knill | Spring 2008 | Department of Mathematics | Faculty of Art and Sciences | Harvard University