1. Sous-Groupes Algébriques du Groupe de Cremona

   • Jérémy Blanc

   OriginalPaper 15 January 2009 Pages: 249 - 285

2. Versal deformations and versality in central extensions of Jacobi schemes

   • Roger Carles
   • Toukaiddine Petit

   OriginalPaper 29 April 2009 Pages: 287 - 317

3. Nilpotent Bicone and Characteristic Submodule of a Reductive Lie Algebra

   • Jean-Yves Charbonnel
   • Anne Moreau

   OriginalPaper 28 January 2009 Pages: 319 - 360

4. Trialitarian automorphisms of lie algebras

   • M.-A. Knus

   OriginalPaper 03 January 2009 Pages: 361 - 386

5. Low cohomogeneity and polar actions on exceptional compact Lie groups

   • Andreas Kollross

   OriginalPaper 12 March 2009 Pages: 387 - 415

6. Vinberg’s θ-groups in positive characteristic and Kostant–Weierstrass slices

   • Paul Levy

   OriginalPaper 29 April 2009 Pages: 417 - 461

7. Periodic automorphisms of takiff algebras, contractions, and θ-groups

   • Dmitri I. Panyushev

   OriginalPaper 28 February 2009 Pages: 463 - 482

8. Nonlinearizable actions of commutative reductive groups

   • Jörg Winkelmann

   OriginalPaper 15 April 2009 Pages: 483 - 491