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math.AG2023
On the superadditivity of anticanonical Iitaka dimension
Marta Benozzo, Iacopo Brivio, Chi-Kang Chang
Given a fibration with normal general fibre , over a field of any characteristic, we establish the Iitaka-type inequality $κ(X,-K_X) \leq κ(X_y,-K_{X_y})+κ(Y,-K_Y…
math.AG2023
On the canonical bundle formula in positive characteristic
Marta Benozzo
Let be a fibration from a normal projective variety of dimension onto a normal curve over a perfect field of characteristic . Let be a dlt pa…