Albanese map for K\"ahler manifolds with nef anticanonical bundle
We study the structure of the Albanese map for K\"ahler manifolds with nef anticanonical bundle. First, we give a result for fourfolds whose Albanse torus is an elliptic curve. In the general case of any dimension, we look at two cases: The general fiber of the Albanese map is a Calabi-Yau mani...
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Zusammenfassung: | We study the structure of the Albanese map for K\"ahler manifolds with nef
anticanonical bundle. First, we give a result for fourfolds whose Albanse torus
is an elliptic curve. In the general case of any dimension, we look at two
cases: The general fiber of the Albanese map is a Calabi-Yau manifold or a
projective space. In the first case, we show that the manifold itself must be
Calabi-Yau. In the second case, we give a more topological proof of a result by
Cao and H\"oring which says that the manifold must be a projectivization of a
numerically flat vector bundle. |
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DOI: | 10.48550/arxiv.2310.06695 |