Characterizing projective bundles by means of ample divisors期刊界 All Journals 搜尽天下杂志传播学术成果专业期刊搜索期刊信息化学术搜索

Characterizing projective bundles by means of ample divisors

Authors:	Antonio Lanteri Marino Palleschi

Affiliation:	(1) Dipartimento di Matematica, Via C. Saldini, 50, 20133 Milano, Italia;(2) Istituto Matematico, Via Università, 12, 43100 Parma, Italia

Abstract:	Let X be a complex projective manifold and AX a non-singular hypersurface which is an ample divisor having characteristic cycles A_i non-singular in every dimension i0. The pairs (X,A) such that g(A₁)=h^1,0 (X) are characterized.

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