Preface -- List of Contributors.-Michel Brion: "Some basis results on actions of non-affine algebraic groups" -- Abraham Broer: "On Chevalley-Shephard-Todd's theorem in positive characteristic".-Jonathan Elmer and Peter Fleischmann: "On the depth of modular invariant rings for the groups $C_p×C_p$" -- Daniel Daigle and Gene Freudenberg: "Families of affine fibrations" -- Daniel Greb and Peter Heinzner: "Kählerian reduction in steps" -- Aloysius Helminck: "On orbit decompositions for symmetric k-varieties" -- Bertram Kostant: "Root systems for Levi factors and Borel-de Siebenthal theory" -- Hanspeter Kraft and Nolan R Wallach: "Polarizations and nullcone of representations of reductive groups" -- R. James Shank and David Wehlau: "Decomposing symmetric powers of certain modular representations of cyclic groups" -- Will Traves: "Differential operators on Grassmann varieties."
Summary
This volume includes articles that are a sampling of modern day algebraic geometry with associated group actions from its leading experts. There are three papers examining various aspects of modular invariant theory and seven papers concentrating on characteristics