Zariski topology

E159881

The Zariski topology is a fundamental topology in algebraic geometry, defined on the spectrum of a ring or an algebraic variety, whose closed sets correspond to solution sets of polynomial equations.

All labels observed (2)

Label Occurrences
Zariski topology canonical 5
Zariski–Riemann space topologies 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf mathematical concept
structure in algebraic geometry
topology
arisesFrom ideal-variety correspondence
associatedTo prime ideals of a ring
basicOpenSetsOnSpecR D(f) = Spec(R) \ V(f) for f in R
closedSetsCorrespondTo algebraic sets
solution sets of polynomial equations
closedSubsetsOfAffineSpace common zero loci of sets of polynomials
closedSubsetsOfSpecR sets of the form V(I) for ideals I of R
coincidesWith classical topology on algebraic sets over an algebraically closed field in the sense of algebraic geometry
compactnessType quasi-compact but rarely compact Hausdorff
contrastWith Zariski topology self-linksurface differs
surface form: Zariski–Riemann space topologies
definedOn algebraic variety
spectrum of a ring
extendedBy Grothendieck’s scheme-theoretic framework
field algebraic geometry
commutative algebra
generalizes classical Zariski topology on affine varieties
hasVariant constructible topology
patch topology
introducedInContextOf classical algebraic geometry over algebraically closed fields
irreducibleClosedSetsCorrespondTo prime ideals
isCoarserThan Euclidean topology on complex varieties
isHausdorff false in general
isNoetherianOn Spec(R) when R is Noetherian
varieties of finite type over a field
isQuasiCompact true
isT0 true
isT1 false in general
isVeryCoarseComparedTo analytic topology on complex manifolds
namedAfter Oscar Zariski
onAffineSpace A^n over a field
onObject Spec(R)
openSubsetsOfSpecR complements of algebraic sets V(I)
playsRoleIn Grothendieck’s scheme theory
cohomology of sheaves on varieties
definition of scheme morphisms
pointClosureProperty closure of a point corresponds to the set of prime ideals containing a given prime ideal
property closed sets are stable under arbitrary intersections
closed sets are stable under finite unions
every open cover has a finite subcover
specializationOrder inclusion order on prime ideals
usedFor defining schemes
defining structure sheaves
studying algebraic varieties
usedToDefine local rings at points of varieties or schemes

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Noetherian space context Zariski topology
Hilbert’s Nullstellensatz concerns Zariski topology
Krull dimension relatedTo Zariski topology
Zariski topology contrastWith Zariski topology self-linksurface differs
this entity surface form: Zariski–Riemann space topologies
Grothendieck topology generalizes Zariski topology