57-XX Manifolds and cell complexes

• 57-00 General reference works (handbooks, dictionaries, bibliographies, etc.)
• 57-01 Instructional exposition (textbooks, tutorial papers, etc.)
• 57-02 Research exposition (monographs, survey articles)
• 57-03 Historical (must be assigned at least one classification number from Section 01)
• 57-04 Explicit machine computation and programs (not the theory of computation or programming)
• 57-06 Proceedings, conferences, collections, etc.
• 57Mxx Low-dimensional topology
• 57Nxx Topological manifolds
• 57Pxx Generalized manifolds [See also 18F15]
• 57Qxx PL-topology
• 57Rxx Differential topology {For foundational questions of differentiable manifolds, see 58Axx; for infinite-dimensional manifolds, see 58Bxx}
• 57Sxx Topological transformation groups [See also 20F34, 22-XX, 54H15, 58D05]
• 57Txx Homology and homotopy of topological groups and related structures