General MATHEMATICS Geometry, Algebraic Geometry Géométrie algébrique Group Theory Hodge theory Algebra Algèbre Differential Equations Differential equations Équations différentielles Théorie de Hodge algebra Algebraic geometry Geometrie algebrique Global analysis, analysis on manifolds [See also 32Cxx, 32Fxx, 32Wxx, 46-XX, 47Hxx, 53Cxx] {For geometric integration theory, see 49Q15} -- Theory of singularities and catastrophe theory [See also 32S Manifolds and cell complexes {For complex manifolds, see 32Qxx} -- Differential topology {For foundational questions of differentiable manifolds, see 58Axx; for infinite-dimensional manifolds, see 58B Several complex variables and analytic spaces {For infinite-dimensional holomorphy, see 46G20, 58B12} Singularités (Mathématiques) Singularities (Mathematics) Theorie de Hodge