2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/59910We give upper and lower bounds for the order of the top Chern class of the Hodge bundle on the moduli space of principally polarized abelian varieties. We also give a generalization to higher genera of the famous formula $12 λ_1=δ$ for genus 1.Latex, 10 pagesAlgebraic GeometryThe top Chern class of the Hodge bundle on the moduli space of abelian varietiestext