Question

Spectrum of a ring in which $a^p=a$ for all $a$ and prime number $p$

score 298 · Answer 1 · 2026-02-22 23:41:46

298

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Spectrum of a ring in which $a^p=a$ for all $a$ and prime number $p$

Published on 22 Feb 2026 - 23:41

score 175 · Answer 2 · 2019-11-27 13:27:32

175

Views

Is the Zariski topology on the spectrum of a ring defined for a fixed ideal, or all ideals?

Published on 27 Nov 2019 - 13:27

score 104 · Answer 3 · 2019-11-27 15:14:49

104

Views

Zerodimensional, compact space is homeomorphic to spectrum of some ring -- elementary attempt

Published on 27 Nov 2019 - 15:14

score 745 · Answer 4 · 2019-11-28 04:53:29

745

Views

Projective varieties are compactifications of affine varieties

Published on 28 Nov 2019 - 4:53

score 289 · Answer 5 · 2019-12-12 04:35:14

289

Views

Algebraic Varieties and Zariski Topology

Published on 12 Dec 2019 - 4:35

score 217 · Answer 6 · 2019-12-19 08:36:38

217

Views

Application of the Nullstellensatz

Published on 19 Dec 2019 - 8:36

score 173 · Answer 7 · 2020-01-01 07:50:28

173

Views

Showing a map from projective space can't be extended

Published on 01 Jan 2020 - 7:50

score 156 · Answer 8 · 2020-01-08 06:45:20

156

Views

On a special map $ \operatorname {Spec}(\mathbb C[x,z]) \to \operatorname {Spec}(\mathbb C[x,y])$

Published on 08 Jan 2020 - 6:45

score 551 · Answer 9 · 2020-01-16 19:59:46

551

Views

Fulton's exercise 6.11: varieties are quasi-compact

Published on 16 Jan 2020 - 19:59

score 140 · Answer 10 · 2020-01-18 14:19:12

140

Views

How to understand the statement of Exercise 6.19 on Fulton's Algebraic Curves

Published on 18 Jan 2020 - 14:19

score 219 · Answer 11 · 2020-01-19 12:20:44

219

Views

Using the comparison between Euclidean and Zariski topology to prove that subsets are not affine varieties

Published on 19 Jan 2020 - 12:20

score 177 · Answer 12 · 2020-01-20 17:38:58

177

Views

Striking examples to show the non-hausdorffness of the Zariski toplogy?

Published on 20 Jan 2020 - 17:38

score 87 · Answer 13 · 2020-01-23 23:09:07

87

Views

Can the Zariski topology range over infinite sets of polynomials?

Published on 23 Jan 2020 - 23:09

score 97 · Answer 14 · 2020-02-13 10:45:39

97

Views

Why is there a basic open, everywhere dense neighborhood of every closed point on a reduced affine scheme?

Published on 13 Feb 2020 - 10:45

score 174 · Answer 15 · 2020-02-21 13:23:05

174

Views

Is my proof that every set in Zariski topology of $\mathbb{A}^n$ is compact correct?

Published on 21 Feb 2020 - 13:23

List Question

Spectrum of a ring in which $a^p=a$ for all $a$ and prime number $p$

Is the Zariski topology on the spectrum of a ring defined for a fixed ideal, or all ideals?

Zerodimensional, compact space is homeomorphic to spectrum of some ring -- elementary attempt

Projective varieties are compactifications of affine varieties

Algebraic Varieties and Zariski Topology

Application of the Nullstellensatz

Showing a map from projective space can't be extended

On a special map $ \operatorname {Spec}(\mathbb C[x,z]) \to \operatorname {Spec}(\mathbb C[x,y])$

Fulton's exercise 6.11: varieties are quasi-compact

How to understand the statement of Exercise 6.19 on Fulton's Algebraic Curves

Using the comparison between Euclidean and Zariski topology to prove that subsets are not affine varieties

Striking examples to show the non-hausdorffness of the Zariski toplogy?

Can the Zariski topology range over infinite sets of polynomials?

Why is there a basic open, everywhere dense neighborhood of every closed point on a reduced affine scheme?

Is my proof that every set in Zariski topology of $\mathbb{A}^n$ is compact correct?

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