Mathematical Sciences Classification System
14Fxx - (Co)homology theory 
[See also  13Dxx]
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                            14F05
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                            14F10
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                            14F17Vanishing theorems [See also 32L20]
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                            14F18Multiplier ideals
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                            14F20Étale and other Grothendieck topologies and (co)homologies
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                            14F22
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                            14F25Classical real and complex (co)homology
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                            14F30$p$-adic cohomology, crystalline cohomology
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                            14F35Homotopy theory; fundamental groups [See also 14H30]
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                            14F40
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                            14F42Motivic cohomology; motivic homotopy theory [See also 19E15]
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                            14F43Other algebro-geometric (co)homologies (e.g., intersection, equivariant, Lawson, Deligne (co)homologies)
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                            14F45Topological properties
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                            14F99None of the above, but in this section