2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/171854This a collection of about 100 exercises. It could be used as a supplement to the book Kollár--Mori: Birational geometry of algebraic varieties.Oct.21: many small correctionsAlgebraic Geometry14-01, 14E30, 14E05, 14J30, 14J40text