3 papers
math.AG2026
Positivity of vector bundles and Dominance
Laytimi Fatima, Werner Nahm
Let be a vector bundle and , the Schur functors associated to partitions and . Previously we have shown that ampleness of implies ampleness of w…
math.AG2024
Anti-ample bundle, nef vector bundle, big vector bundle
Indranil Biswas, Fatima Laytimi, D. S. Nagaraj +1
We prove that the direct image of an anti-ample vector bundle is anti-ample under any finite flat morphism of non-singular projective varieties. In the second part we prove some pr…
math.AG2023
On the direct image of the adjoint line bundle
Indranil Biswas, Fatima Laytimi, D. S. Nagaraj +1
We give an algebraic-geometric proof of the fact that for a smooth fibration of projective varieties, the direct image of the adjoi…