In this paper, we study totally geodesic subvarieties Y Ag of the moduli space of principally polarized abelian varieties with respect to the Siegel metric, for g ≥ 4. We prove that if Y is generically contained in the Torelli locus, then dim Y ≤ (7g - 2)/3.

Totally geodesic subvarieties in the moduli space of curves

Torelli, Sara
2020-01-01

Abstract

In this paper, we study totally geodesic subvarieties Y Ag of the moduli space of principally polarized abelian varieties with respect to the Siegel metric, for g ≥ 4. We prove that if Y is generically contained in the Torelli locus, then dim Y ≤ (7g - 2)/3.
2020
Fujita decompositions
Massey products
Moduli space of curves
totally geodesics submanifolds
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11311/1309822
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