Notes for Étale Cohomology Seminar

Date Notes Topics
Apr 19, 2024 etale-seminar1 Introduction, Étale morphisms, Sites, Sheaves
Apr 26, 2024 etale-seminar2 Étale fundamental groups, Examples of sheaves on sites
May 10, 2024 etale-seminar3 Morphisms between sites, Sheafification, Picard functor, Category Ab(X_ét), Pullback & pushworward, Comparison of qcoh cohomology and étale cohomology
May 24, 2024 etale-seminar4 Ext functor, Cohomology with support, Čech cohomology