2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/122141Lecture notes at a conference on Arithmetic Geometry, Goettingen, July/August 2006: Density of ordinary Hecke orbits and a conjecture by Grothendieck on deformations of p-divisible groups.92 pagesAlgebraic Geometry14K10; 14L05Moduli of abelian varieties and p-divisible groupstext