Guitar string oscillations

In the last part of the course, we solved the wave equation by decomposing the initial condition into basic nodes (eigenvectors of D²). Throwing a phone into a guitar and recording the strings shows some of the shapes which the string can take.


Direct Media Links: Webm, Ogg Ipod, Quicktime. Thanks to Carlos Paez for forwarding the link to the page which covers the phenomenon.

Please send questions and comments to knill@math.harvard.edu

Math21b Harvard College/GSAS: 1771, Exam group 3| Oliver Knill | Spring 2015 | Department of Mathematics | Faculty of Art and Sciences | Harvard University, [Canvas], [ISites]. Bookmark http://sites.fas.harvard.edu/~math21b/| Twitter