Positivity on movable curves implies bigness

From papers

Let AA be a projective manifold, and let LrΩAj{\mathcal L} \subset \bigwedge^r \Omega^j_A be a line bundle. A curve CC on AA is movable if its deformations fill up AA. The positivity conjecture. If

LC>0{\mathcal L} \cdot C > 0

for every movable curve CC, then L{\mathcal L} is big; in particular, AA is of general type. The claim would provide the missing implication from positivity on movable curves to bigness in the setting of differential forms, which is needed in the surrounding argument; the source gives no resolution.

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Sources & referencesView supporting material

Primary source

Thomas Peternell, “Kodaira dimension of subvarieties II”, arXiv:math/0504266 (2005).

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