On morphisms of association schemes

Morphisms of Schemes

Étale Morphisms of Schemes

Contents 1. Introduction 1 2. Conventions 2 3. Unramified morphisms 2 4. Three other characterizations of unramified morphisms 4 5. The functorial characterization of unramified morphisms 5 6. Topological properties of unramified morphisms 6 7. Universally injective, unramified morphisms 7 8. Examples of unramified morphisms 9 9. Flat morphisms 10 10. Topological properties of flat morphisms 11...

Morphisms of Schemes

Morphisms of Schemes

Morphisms of Schemes