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Zariski space information


In algebraic geometry, a Zariski space, named for Oscar Zariski, has several different meanings:

  • A topological space that is Noetherian (every open set is quasicompact)
  • A topological space that is Noetherian and also sober (every nonempty closed irreducible subset is the closure of a unique point). The spectrum of any commutative Noetherian ring is a Zariski space in this sense
  • A Zariski–Riemann space of valuations of a field

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Zariski space

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In algebraic geometry, a Zariski space, named for Oscar Zariski, has several different meanings: A topological space that is Noetherian (every open set...

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Zariski topology

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Oscar Zariski and later generalized for making the set of prime ideals of a commutative ring (called the spectrum of the ring) a topological space. The...

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Zariski tangent space

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In algebraic geometry, the Zariski tangent space is a construction that defines a tangent space at a point P on an algebraic variety V (and more generally)...

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Oscar Zariski

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Zariski ring Zariski tangent space Zariski surface Zariski topology Zariski–Riemann surface Zariski space (disambiguation) Zariski's lemma Zariski's main...

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Affine space

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homeomorphism (for the Zariski topology of the affine space and of the spectrum of the ring of polynomial functions) of the affine space onto the image of...

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Noetherian topological space

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space. The space A k n {\displaystyle \mathbb {A} _{k}^{n}} (affine n {\displaystyle n} -space over a field k {\displaystyle k} ) under the Zariski topology...

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T1 space

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well known as a space that is not Hausdorff (T2). The Zariski topology is essentially an example of a cofinite topology. The Zariski topology on a commutative...

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Hausdorff space

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non-preregular spaces are encountered much more frequently in abstract algebra and algebraic geometry, in particular as the Zariski topology on an algebraic...

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Metrizable space

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in ). Examples of non-metrizable spaces Non-normal spaces cannot be metrizable; important examples include the Zariski topology on an algebraic variety...

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Topological space

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simplex and every simplicial complex inherits a natural topology from . The Zariski topology is defined algebraically on the spectrum of a ring or an algebraic...

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Compact space

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be used in number theory. The spectrum of any commutative ring with the Zariski topology (that is, the set of all prime ideals) is compact, but never Hausdorff...

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Normal space

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Sierpiński space is an example of a normal space that is not regular. An important example of a non-normal topology is given by the Zariski topology on...

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Spectrum of a ring

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\{D_{f}:f\in R\}} is a basis for the Zariski topology. Spec ⁡ ( R ) {\displaystyle \operatorname {Spec} (R)} is a compact space, but almost never Hausdorff: in...

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Ringed space

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locally ringed spaces. If X {\displaystyle X} is an algebraic variety carrying the Zariski topology, we can define a locally ringed space by taking O X...

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Kolmogorov space

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are equal almost everywhere are indistinguishable. See also below. The Zariski topology on Spec(R), the prime spectrum of a commutative ring R, is always...

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Complex projective space

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In algebraic geometry, complex projective space can be equipped with another topology known as the Zariski topology (Hartshorne 1977, §II.2). Let S =...

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Projective space

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projective spaces and projective varieties is that the image of a projective variety under a morphism of algebraic varieties is closed for Zariski topology...

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Sober space

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sober. Finite T0 spaces are sober. The prime spectrum Spec(R) of a commutative ring R with the Zariski topology is a compact sober space. In fact, every...

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Tangent space

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those where the "test to be a manifold" fails. See Zariski tangent space. Once the tangent spaces of a manifold have been introduced, one can define vector...

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Affine variety

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coordinates is given by Zariski tangent space. The affine algebraic sets of kn form the closed sets of a topology on kn, called the Zariski topology. This follows...

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Homogeneous space

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orbit of G that is open for the Zariski topology (and so, dense). An example is GL(1) acting on a one-dimensional space. The definition is more restrictive...

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Algebraic space

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are given by gluing together affine schemes using the Zariski topology, while algebraic spaces are given by gluing together affine schemes using the finer...

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Commutative algebra

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given ideal. The spectrum of a ring is a ringed space formed by the prime ideals equipped with the Zariski topology, and the localizations of the ring at...

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Sequential space

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considered as a quotient of a metric space. The prime spectrum of a commutative Noetherian ring with the Zariski topology is sequential. Take the real...

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List of examples in general topology

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plane Sierpiński space Sorgenfrey line Sorgenfrey plane Space-filling curve Topologist's sine curve Trivial topology Unit interval Zariski topology Counterexamples...

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