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math.AG2001
Deformations of large fundamental groups
B. de Oliveira, L. Katzarkov, M. Ramachandran
A projective variety has a large fundamental group if its universal covering has no compact subvarieties. In this paper we investigate whether the property of a variety having a la…
math.GT2001
Hyperelliptic Szpiro inequality
F. Bogomolov, L. Katzarkov, T. Pantev
We generalize the classical Szpiro inequality to the case of a semistable family of hyperelliptic curves. We show that for a semistable symplectic Lefschetz fibration of hyperellip…