On totally decomposable abelian $G$-curves and special subvarieties

Author:

Irene Spelta, Carolina Tamborini

Keyword:

Mathematics, Algebraic Geometry, Algebraic Geometry (math.AG)

journal:

date:

2023-05-29 16:00:00

Abstract

We consider totally decomposable families of abelian Galois coverings, i.e. such that the Jacobian of the general element is isogenous to a product of elliptic curves. We characterize when they yield a special subvariety of $\A_g$.

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