List questions from affine-varieties

Published on 17 Aug 2020 - 0:19

247

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affin line $\mathbb A_{R}^{1}$ is not homeomorphic to real line $\mathbb{R}$

Published on 26 Mar 2026 - 23:11

118

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Definition of variety in Silverman's AEC

Published on 04 Sep 2020 - 5:07

66

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Why tame automorphisms are important?

Published on 05 Sep 2020 - 20:33

43

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Proof of a simple statement about algebraic sets and their coordinate ring

Published on 08 Sep 2020 - 9:00

397

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Hartshorne's Ex. 3.15 (chap. 1) Product affine varieties

Published on 14 Sep 2020 - 15:26

107

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Integral extension of a discrete valuation ring

Published on 06 Oct 2020 - 14:03

138

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How can I prove that affine hypersurface $V(X^2 + Y^5+Z^5 + 1) \subset \mathbb{A}^3$ is not rational?

Published on 26 Mar 2026 - 8:00

359

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Show a function is not regular on a variety

Published on 12 Oct 2020 - 2:22

171

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Topologically unibranch in Mumfords book Complex Projective Varieties

Published on 17 Oct 2020 - 20:56

364

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Solving dimension of an affine algebraic variety.

Published on 17 Oct 2020 - 23:39

812

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Decomposition of the algebraic variety into irreducible components

Published on 18 Oct 2020 - 14:52

485

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Isomorphism coordinate ring affine variety and regular functions

Published on 19 Oct 2020 - 18:02

81

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Proof that finite fields cannot be pseudo-algebraically closed

Published on 21 Oct 2020 - 12:42

208

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A subalgebra $A(X)^G$ of $G$-invariant functions on $X$ is finitely generated subalgebra where $G$ is a finite group.

Published on 27 Oct 2020 - 0:56

List Question

On an inequality regarding fiber dimension of flat families

affin line $\mathbb A_{R}^{1}$ is not homeomorphic to real line $\mathbb{R}$

Definition of variety in Silverman's AEC

Why tame automorphisms are important?

Proof of a simple statement about algebraic sets and their coordinate ring

Hartshorne's Ex. 3.15 (chap. 1) Product affine varieties

Integral extension of a discrete valuation ring

How can I prove that affine hypersurface $V(X^2 + Y^5+Z^5 + 1) \subset \mathbb{A}^3$ is not rational?

Show a function is not regular on a variety

Topologically unibranch in Mumfords book Complex Projective Varieties

Solving dimension of an affine algebraic variety.

Decomposition of the algebraic variety into irreducible components

Isomorphism coordinate ring affine variety and regular functions

Proof that finite fields cannot be pseudo-algebraically closed

A subalgebra $A(X)^G$ of $G$-invariant functions on $X$ is finitely generated subalgebra where $G$ is a finite group.

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