most recent 30 from http://mathoverflow.net 2013-05-18T13:05:36Z http://mathoverflow.net/feeds/user/27185 http://www.creativecommons.org/licenses/by-nc/2.5/rdf http://mathoverflow.net/questions/54430/video-lectures-of-mathematics-courses-available-online-for-free/109451#109451 Norman Wildberger 2012-10-12T11:23:10Z 2012-10-12T11:23:10Z

<p>At my YouTube site Insights into Mathematics (http://www.youtube.com/user/njwildberger?feature=mhee) I have playlists on</p> <p>Rational Trigonometry</p> <p>Linear Algebra</p> <p>Math Foundations</p> <p>History of Mathematics </p> <p>Universal Hyperbolic Geometry</p> <p>Algebraic Topology (this was mentioned above)</p> <p>Elementary Mathematics (K-6)</p>