1. Three results on the regularity of the curves that are invariant by an exact symplectic twist map

   • M.-C. Arnaud

   OriginalPaper 19 February 2009 Pages: 1 - 17

2. Invariant subspaces for operators in a general II₁-factor

   • Uffe Haagerup
   • Hanne Schultz

   OriginalPaper 26 March 2009 Pages: 19 - 111

3. Weakly commensurable arithmetic groups and isospectral locally symmetric spaces

   • Gopal Prasad
   • Andrei S. Rapinchuk

   OriginalPaper 31 March 2009 Pages: 113 - 184

4. The C ¹ generic diffeomorphism has trivial centralizer

   • Christian Bonatti
   • Sylvain Crovisier
   • Amie Wilkinson

   OriginalPaper 30 April 2009 Pages: 185 - 244

5. Finitude homotopique et isotopique des structures de contact tendues

   • Vincent Colin
   • Emmanuel Giroux
   • Ko Honda

   OriginalPaper 24 April 2009 Pages: 245 - 293

6. Deux caractérisations de la mesure d’équilibre d’un endomorphisme de P ^k (C)

   • Jean-Yves Briend
   • Julien Duval

   Erratum 26 March 2009 Pages: 295 - 296