Intersection homology Betti numbers

Durfee, Alan H.

doi:10.1090/S0002-9939-1995-1233968-2

Intersection homology Betti numbers
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Proc. Amer. Math. Soc. 123 (1995), 989-993 Request permission

Abstract:

A generalization of the formula of Fine and Rao for the ranks of the intersection homology groups of a complex algebraic variety is given. The proof uses geometric properties of intersection homology and mixed Hodge theory.

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