Geometric group theory Théorie géométrique des groupes MATHEMATICS Algebra Algebraic topology Automorphismes Automorphisms Decomposition (Mathematics) Décomposition (Mathématiques) Geometrische Gruppentheorie Group theory and generalizations -- Special aspects of infinite or finite groups -- Automorphism groups of groups [See also 20E36] Group theory and generalizations -- Special aspects of infinite or finite groups -- Geometric group theory [See also 05C25, 20E08, 57Mxx] Group theory and generalizations -- Structure and classification of infinite or finite groups -- Free nonabelian groups Groupes non abéliens Intermediate Low-dimensional topology Manifolds and cell complexes {For complex manifolds, see 32Qxx} -- Low-dimensional topology -- Topological methods in group theory Non-Abelian groups Rigidité (Géométrie) Rigidity (Geometry) Topologie algébrique Topologie de basse dimension Topology