2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/66162We determine the class of the (closure of the) Schottky locus in genus 4 in the Igusa- and the Voronoi compactification of A_4 and comment on the weight 8 modular form which vanishes on it.6 PagesAlgebraic Geometry14H42, 14K10text