1990/01/01 by Étienne Ghys, Pierre Harpe · 13 citations
Mathematics · #Algebraic Geometry and Number Theory #History and Theory of Mathematics #Advanced Topology and Set Theory #Art
paper · pdf · doi:10.1007/978-1-4684-9167-8
openalex publication_date 1990/01/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/23
The theory of hyperbolic groups has its starting point in a fundamental paper by M. Gromov, published in 1987. These are finitely generated groups that share important properties with negatively curve