Henri Gillet at MSRI - Can one do arithmetic intersection theory on stacks?

<BODY> MSRI Streaming Video Series <BR> Henri Gillet - Can one do arithmetic intersection theory on stacks? <BR> <center> A PDF version of the lecture notes is available <A HREF="http://www.msri.org/publications/ln/msri/2002/intersect/gillet/1/meta/aux/gillet.pdf">here</A>. </center> </BODY>