## Mathematics Subject Classification – MSC2010

General reference works (handbooks, dictionaries, bibliographies, etc.) 43

Instructional exposition (textbooks, tutorial papers, etc.) 1428

Research exposition (monographs, survey articles) 471

Explicit machine computation and programs (not the theory of computation or programming) 219

Ring geometry (Hjelmslev, Barbilian, etc.) 374

Ring geometry (Hjelmslev, Barbilian, etc.) 369

Finite partial geometries (general), nets, partial spreads 303

Reflection groups, reflection geometries [See also 20H10, 20H15; for Coxeter groups, see 20F55] 1101

Ordered geometries (ordered incidence structures, etc.) 247

Ordered geometries (ordered incidence structures, etc.) 245

Euclidean geometries (general) and generalizations 1534

Hyperbolic and elliptic geometries (general) and generalizations 1808

Synthetic treatment of fundamental manifolds in projective geometries (Grassmannians, Veronesians and their generalizations) [See also 14M15] 320

Geometry and physics (should also be assigned at least one other classification number from Sections 70–86) 328

Geometry and physics (should also be assigned at least one other classification number from Sections 70–86) 319