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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]
55N32   Orbifold cohomology
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