List questions from affine-schemes

Published on 17 Sep 2019 - 12:55

574

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Vanishing of Sheaf cohomology over (affine ) schemes

Published on 18 Sep 2019 - 7:32

123

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Question about the Spec of a power set ring

Published on 20 Sep 2019 - 3:25

47

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$(Y,\mathcal{O}_Y)\cong (\operatorname{Spec}(A(Y)),\mathcal{O}_{A(Y)}) $?

Published on 27 Sep 2019 - 5:38

248

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Motivating examples of Spec(R) where R is not a finitely generated k-algebra

Published on 29 Mar 2014 - 12:16

79

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Complexifications of degree 3 subschemes in $\mathbb A^2_{\mathbb R}$

Published on 30 Mar 2014 - 17:32

211

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Morphism between two $K$-schemes restricted to an affine subscheme

Published on 02 Apr 2014 - 10:00

157

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Affine open sets of a scheme after a base change

Published on 13 May 2014 - 14:00

134

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Graph of a morphism between two $K$-schemes: an open covering

Published on 16 May 2014 - 18:50

315

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What is the opposite of category of schemes

Published on 01 Jun 2014 - 18:00

69

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Why is : $ \ \ V \times_U W = p^{-1} (V) \bigcap q^{-1} (W) $?

Published on 24 Jul 2014 - 1:47

615

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Tensor product of injective ring homomorphisms

Published on 01 Sep 2014 - 17:55

138

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Quotientes of afine group schemes

Published on 06 Oct 2014 - 21:10

479

Views

integral ring homomorphism

Published on 05 Nov 2014 - 10:21

273

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If $\mathfrak a\subset A$ is a finitely generated ideal, and if $\mathfrak p$ is a prime ideal, then $S(\mathfrak a)\cap\mathfrak p\not=\emptyset ?$

Published on 11 Nov 2014 - 0:32

List Question

Can a non-affine scheme admit an fpqc covering by an affine scheme?

Vanishing of Sheaf cohomology over (affine ) schemes

Question about the Spec of a power set ring

$(Y,\mathcal{O}_Y)\cong (\operatorname{Spec}(A(Y)),\mathcal{O}_{A(Y)}) $?

Motivating examples of Spec(R) where R is not a finitely generated k-algebra

Complexifications of degree 3 subschemes in $\mathbb A^2_{\mathbb R}$

Morphism between two $K$-schemes restricted to an affine subscheme

Affine open sets of a scheme after a base change

Graph of a morphism between two $K$-schemes: an open covering

What is the opposite of category of schemes

Why is : $ \ \ V \times_U W = p^{-1} (V) \bigcap q^{-1} (W) $?

Tensor product of injective ring homomorphisms

Quotientes of afine group schemes

integral ring homomorphism

If $\mathfrak a\subset A$ is a finitely generated ideal, and if $\mathfrak p$ is a prime ideal, then $S(\mathfrak a)\cap\mathfrak p\not=\emptyset ?$

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