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On compact Kähler manifolds with pseudo-effective tangent bundle

Shin-ichi Matsumura, Chenghao Qing

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Source: Crossref

Published: May 1, 2026

DOI: 10.1093/imrn/rnag096

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Source abstract

Abstract In this paper, we prove that a compact Kähler manifold XX with pseudo-effective (resp. singular positively curved) tangent bundle admits a smooth (resp. locally constant) rationally connected fibration ϕ ⁣:X→Y\phi \colon X \to Y onto a finite étale quotient YY of a compact complex torus. This result extends the structure theorem previously established for smooth projective varieties to compact Kähler manifolds.

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