-cohomology of locally symmetric varieties
Eduard Looijenga (1988)
Compositio Mathematica
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Eduard Looijenga (1988)
Compositio Mathematica
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Joachim Schwermer (1986)
Compositio Mathematica
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Shingo Murakami (1987)
Annales de l'institut Fourier
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We consider the cohomoly groups of compact locally Hermitian symmetric spaces with coefficients in the sheaf of germs of holomorphic sections of those vector bundles over the spaces which are defined by canonical automorphic factors. We give a quick survey of the research on these cohomology groups, and then discuss vanishing theorems of the cohomology groups.
Michael Harris, Steven Zucker (1994)
Annales scientifiques de l'École Normale Supérieure
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Jun Yang (1992)
Annales scientifiques de l'École Normale Supérieure
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A. Borel, J.-P. Labesse, J. Schwermer (1996)
Compositio Mathematica
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Andrzej Weber (2004)
Open Mathematics
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We describe the weight filtration in the cohomology of toric varieties. We present a role of the Frobenius automorphism in an elementary way. We prove that equivariant intersection homology of an arbitrary toric variety is pure. We obtain results concerning Koszul duality: nonequivariant intersection cohomology is equal to the cohomology of the Koszul complexIH T*(X)⊗H*(T). We also describe the weight filtration inIH *(X).