## Mathematical Subject Classification – MSC2010

General reference works (handbooks, dictionaries, bibliographies, etc.)
14

Instructional exposition (textbooks, tutorial papers, etc.)
340

Research exposition (monographs, survey articles)
481

Explicit machine computation and programs (not the theory of computation or programming)
127

Ljusternik-Schnirelman (Lyusternik-Shnirel’man) category of a space
660

Generalized (extraordinary) homology and cohomology theories
1034

Spectra with additional structure ($E_\infty$, $A_\infty$, ring spectra, etc.)
280

Stable classes of vector space bundles, $K$-theory [See also 19Lxx] [For algebraic $K$-theory, see 18F25, 19-XX]
509