Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
|
| gptkbp:category |
gptkb:site_(category_theory)
|
| gptkbp:consistsOf |
schemes étale over a fixed scheme
|
| gptkbp:enables |
study of cohomological properties of schemes
definition of fundamental group of a scheme |
| gptkbp:field |
gptkb:algebraic_geometry
|
| gptkbp:generalizes |
gptkb:Zariski_site
|
| gptkbp:hasCoverings |
families of étale morphisms
|
| gptkbp:hasMorphisms |
étale morphisms
|
| gptkbp:hasSheaves |
étale sheaves
|
| https://www.w3.org/2000/01/rdf-schema#label |
Étale site
|
| gptkbp:introduced |
gptkb:Alexander_Grothendieck
|
| gptkbp:relatedTo |
scheme
Grothendieck topology |
| gptkbp:usedFor |
defining étale cohomology
|
| gptkbp:usedIn |
modern algebraic geometry
|
| gptkbp:bfsParent |
gptkb:Etale_cohomology
|
| gptkbp:bfsLayer |
6
|