2 papers
math.AG2024
Singular Nakano positivity of direct image sheaves of adjoint bundles
Takahiro Inayama, Shin-ichi Matsumura, Yuta Watanabe
In this paper, we consider a proper Kähler fibration and a singular Hermitian line bundle on with semi-positive curvature. We prove that the direct…
math.AG2024
On the direct image of the adjoint big and nef line bundles
Yuta Watanabe, Yongpan Zou
We investigate the positivity properties of the direct image of the adjoint line bundle associated with a big and nef line bundle , under a smooth…