Techniques complexes d'étude d'E.D.O.
The metric space of geodesic laminations on a surface. I.
The Poincaré-Bendixson Theorem: from Poincaré to the XXIst century
The Poincaré-Bendixson Theorem and the development of the theory are presented - from the papers of Poincaré and Bendixson to modern results.
Vector fields and flows on differentiable stacks.