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math.AG2021★ 1 cited
Geometry of Prym semicanonical pencils and an application to cubic threefolds
Martí Lahoz, Juan Carlos Naranjo, Andrés Rojas
In the moduli space of double étale covers of curves of a fixed genus , the locus formed by covers of curves with a semicanonical pencil consists of two irreduci…
math.AG2021★ 2 cited
Chern degree functions
Martí Lahoz, Andrés Rojas
We introduce Chern degree functions for complexes of coherent sheaves on a polarized surface, which encode information given by stability conditions on the boundary of the …