Markus Schweighofer at MSRI - Barrier functions and cones of positive semidefinite forms

<BODY> MSRI Streaming Video Series <BR> Markus Schweighofer - Barrier functions and cones of positive semidefinite forms <BR> <center> A PDF version of the lecture notes is available <A HREF="http://www.msri.org/publications/ln/msri/2004/acarag/schweighofer/1/meta/aux/schweighofer.pdf">here</A>. </center> </BODY>