55Nxx Homology and cohomology theories in algebraic topology {For homology and cohomology of topological groups and related structures, see 57Txx} 8232
55N22 Bordism and cobordism theories and formal group laws in algebraic topology [See also 14L05, 19L41, 57R75, 57R77, 57R85, 57R90] 1087