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math.AG2024
On non-normal subvarieties of the moduli space of Riemann surfaces
Rubén A. Hidalgo, Jennifer Paulhus, Sebastián Reyes-Carocca +1
In this article, we consider certain irreducible subvarieties of the moduli space of compact Riemann surfaces determined by the specification of actions of finite groups. We addres…
math.AG2024
Decomposing abelian varieties into simple factors: algorithms and applications
Rubà E. RodrÃguez, Anita M. Rojas
We give an effective procedure to explicitly find the decomposition of a polarized abelian variety into its simple factors if a period matrix is known. Since finding this datum is…