## Mathematics Subject Classification – MSC2010

General reference works (handbooks, dictionaries, bibliographies, etc.) 12

Instructional exposition (textbooks, tutorial papers, etc.) 460

Research exposition (monographs, survey articles) 970

Explicit machine computation and programs (not the theory of computation or programming) 82

Exterior differential systems (Cartan theory) 841

Vector distributions (subbundles of the tangent bundles) 821

Noncommutative geometry (à la Connes) 1108

Spaces and manifolds of mappings (including nonlinear versions of 46Exx) [See also 46Txx, 53Cxx] 4954

Manifolds of metrics (esp. Riemannian) 414

Applications (in quantum mechanics (Feynman path integrals), relativity, fluid dynamics, etc.) 831

Abstract critical point theory (Morse theory, Ljusternik-Schnirelman (Lyusternik-Shnirel’man) theory, etc.) 4027

Applications to the theory of geodesics (problems in one independent variable) 717

Variational inequalities (global problems) 489

Cohomology of classifying spaces for pseudogroup structures (Spencer, Gelfand-Fuks, etc.) [See also 57R32] 215

Relations with special manifold structures (Riemannian, Finsler, etc.) 1448