Intersection Homology Betti Numbers

descriptionPublicationkeyboard_double_arrow_right Article , Preprint , Other literature type 01 Apr 1995Embargo end date: 01 Jan 1993Publisher:JSTORJournal:Proceedings of the American Mathematical Society, volume 123, page 989 (issn: 0002-9939,

Copyright policy )Funded by:NSF | Mathematical Sciences: Si...

Authors: Durfee, Alan H.;

doi: 10.2307/2160693 , 10.1090/s0002-9939-1995-1233968-2 , 10.48550/arxiv.alg-geom/9302004

arXiv: alg-geom/9302004

Intersection Homology Betti Numbers

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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.

6 pages, Latex

Related Organizations

Mount Holyoke College
United States

Keywords

Mathematics - Algebraic Geometry, resolution of singularities, FOS: Mathematics, Global theory and resolution of singularities (algebro-geometric aspects), Other algebro-geometric (co)homologies (e.g., intersection, equivariant, Lawson, Deligne (co)homologies), Algebraic Geometry (math.AG), middle perversity intersection homology Betti numbers

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