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< 55Mxx | 55-XX | 55Pxx >
55-XX Algebraic topology
55Nxx Homology and cohomology theories [See also 57Txx]
55N05   Čech types
55N07   Steenrod-Sitnikov homologies
55N10   Singular theory
55N15   $K$-theory [See also 19Lxx} For algebraic $K$-theory, see 18F25, 19-XX]
55N20   Generalized (extraordinary) homology and cohomology theories
55N22   Bordism and cobordism theories, formal group laws [See also 14L05, 19L41, 57R75, 57R77, 57R85, 57R90]
55N25   Homology with local coefficients, equivariant cohomology
55N30   Sheaf cohomology [See also 18F20, 32C35, 32L10]
55N33   Intersection homology and cohomology
55N34   Elliptic cohomology
55N35   Other homology theories
55N40   Axioms for homology theory and uniqueness theorems
55N45   Products and intersections
55N91   Equivariant homology and cohomology [See also 19L47]
55N99   None of the above, but in this section
< 55Mxx | 55-XX | 55Pxx >
American Mathematical Society