Generic nefness conjecture for the cotangent and tangent bundles
Let be a compact Kähler manifold, and let be Kähler classes. For a coherent sheaf, generically nef means generically nef with respect to the indicated product of Kähler classes. Generic nefness conjecture. (1) If is nef, then is -generically nef. (2) If is nef, then is -generically nef. The conjecture is affirmatively solved in the projective case, but remains open for compact Kähler manifolds; the source attributes the difficulty to the lack of the required foliation theory in that setting.
References
Primary source
Masataka Iwai and Shin-ichi Matsumura, “Abundance theorem for minimal compact Kähler manifolds with vanishing second Chern class”, arXiv:2205.10613 (2022).
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