On the local Picard group (Q600690)

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scientific article; zbMATH DE number 5809077
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On the local Picard group
scientific article; zbMATH DE number 5809077

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    On the local Picard group (English)
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    1 November 2010
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    The aim of this paper is to prove local Lefschetz theorems for the Picard groups of a complex singularity \((X,0)\). These are obtained by imposing conditions on the depth of the corresponding `link' \(X\setminus \{0\}\) and also on the rectified cohomological depth of a generic hyperplane complement \(X \setminus H\).
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    depth conditions
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    local Lefschetz theorem
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    completion
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