Helmke's conjecture on local global generation of adjoint line bundles
Helmke's conjecture on local global generation of adjoint line bundles
Work over an algebraically closed field of characteristic zero. Let be a smooth projective variety of dimension , let be a point, and let be an ample line bundle. Assume that
and that
for every subvariety containing , where . Helmke's conjecture. The line bundle is globally generated at . This stronger conjecture is motivated by results of Reider, Ein and Lazarsfeld, Fujita, Helmke, and others on effective bounds for adjoint linear systems. The source gives no resolution of this conjecture.
Sources & referencesView supporting material
Primary source
Fei Ye and Zhixian Zhu, “Global Generation of Adjoint Line Bundles on Projective 5-folds”, arXiv:1405.0678 (2016).
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