Ghys, Étienne Hyperbolic groups. (Les groupes hyperboliques.) (French) Zbl 0744.20036 Sémin. Bourbaki, Vol. 1989/90, 42ème année, Astérisque 189-190, Exp. No. 722, 203-238 (1990). [For the entire collection see Zbl 0722.00001.]The author gives a general description of the theory of hyperbolic groups (l’approche de M. Gromov) without proving the presented results, but insists on some open problems of this theory. Reviewer: N.A.Soare (Bucureşti) Cited in 3 Documents MSC: 20F65 Geometric group theory 20F05 Generators, relations, and presentations of groups 53C23 Global geometric and topological methods (à la Gromov); differential geometric analysis on metric spaces 30F45 Conformal metrics (hyperbolic, Poincaré, distance functions) 53C20 Global Riemannian geometry, including pinching 57S25 Groups acting on specific manifolds Keywords:hyperbolic groups Citations:Zbl 0722.00001 PDFBibTeX XMLCite \textit{É. Ghys}, in: The Jones-Witten invariants of knots. . 203--238 (1990; Zbl 0744.20036) Full Text: Numdam EuDML