Notes - 2009 :
- Dynamical Systems and Ergodic Theory
- R. Kaumann's proof os J. M. Marstrand's Theorem - html
- Sur le cocycle de Kontsevich-Zorich au-dessus de deux origamis spéciaux (slides of a talk in Orsay) - pdf
- Gugu’s theorem on the Markov and Lagrange spectrum - html
- Geometry
- The concept of mass in General Relativity and its applications - html