List questions from affine-schemes

Published on 26 Mar 2026 - 2:55

2.1k

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Spectrum of the coordinate ring of an affine variety

Published on 26 Mar 2026 - 4:37

276

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Sections of a sheaf on a scheme are independent of the choice of cover?

Published on 27 Nov 2016 - 8:41

105

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Checking morphism (locally) of finite type to an affine scheme

Published on 04 Dec 2016 - 17:10

1.6k

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Closed immersion being an affine-local property on the target.

Published on 20 Dec 2016 - 22:13

185

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Local Noetherianity of a regular integral scheme of dimension 1

Published on 07 Jan 2017 - 19:15

65

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Can an open subscheme detect the reducibility of its complement?

Published on 21 Jan 2017 - 22:27

284

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Stone duality for sets

Published on 23 Feb 2026 - 1:16

579

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Height of a prime ideal and number of generators.

Published on 27 Jan 2017 - 12:36

332

Views

Zariski neighbourhood of a prime ideal

Published on 25 Mar 2026 - 20:20

159

Views

morphism of affine schemes vs morphism on polynomial rings

Published on 09 Feb 2017 - 8:57

85

Views

Affine Algebraic Sets - Equivalence Statement

Published on 11 Feb 2017 - 10:43

408

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$k$-points and other questions regarding algebraic schemes

Published on 16 Feb 2017 - 22:23

97

Views

$\mathcal{O}_X(U)=\cap_{x\in U}\mathcal{O}_{X,x}$ in integral schemes

Published on 17 Feb 2017 - 8:59

91

Views

Rational functions whose powers are regular

Published on 25 Feb 2017 - 10:51

List Question

The affine plane without a point isn't affine $\mathbb{A}_A^2-\{(0,0)\}$

Spectrum of the coordinate ring of an affine variety

Sections of a sheaf on a scheme are independent of the choice of cover?

Checking morphism (locally) of finite type to an affine scheme

Closed immersion being an affine-local property on the target.

Local Noetherianity of a regular integral scheme of dimension 1

Can an open subscheme detect the reducibility of its complement?

Stone duality for sets

Height of a prime ideal and number of generators.

Zariski neighbourhood of a prime ideal

morphism of affine schemes vs morphism on polynomial rings

Affine Algebraic Sets - Equivalence Statement

$k$-points and other questions regarding algebraic schemes

$\mathcal{O}_X(U)=\cap_{x\in U}\mathcal{O}_{X,x}$ in integral schemes

Rational functions whose powers are regular

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