TY - JOUR AU - Gavin D. Brown AU - Miles Reid AU - Jan Stevens TI - Tutorial on Tom and Jerry: the two smoothings of the anticanonical cone over $\mathbb{P}$(1, 2, 3) JO - EMS surveys in mathematical sciences PY - 2021 SP - 25 EP - 38 VL - 8 UR - http://geodesic.mathdoc.fr/articles/10.4171/emss/43/ DO - 10.4171/emss/43 ID - 10_4171_emss_43 ER -