## Mathematics Subject Classification – MSC2010

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

Instructional exposition (textbooks, tutorial papers, etc.) 461

Research exposition (monographs, survey articles) 972

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

Exterior differential systems (Cartan theory) 843

Vector distributions (subbundles of the tangent bundles) 825

Noncommutative geometry (à la Connes) 1123

Spaces and manifolds of mappings (including nonlinear versions of 46Exx) [See also 46Txx, 53Cxx] 4971

Manifolds of metrics (esp. Riemannian) 416

Applications (in quantum mechanics (Feynman path integrals), relativity, fluid dynamics, etc.) 832

Abstract critical point theory (Morse theory, Ljusternik-Schnirelman (Lyusternik-Shnirel’man) theory, etc.) 4044

Applications to the theory of geodesics (problems in one independent variable) 720

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.) 1452