List questions from algebraic-geometry

Published on 11 Apr 2026 - 21:42

59

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What's the meaning of homomorphism preserving the gradings here?

Published on 12 Apr 2026 - 3:17

52

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How can two copies of $\mathbb{P}^2$ intersect?

Published on 13 Apr 2026 - 22:47

39

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Norm from $\overline{\Bbb Q}^* \to {\Bbb Q}*$

Published on 14 Apr 2026 - 19:07

111

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Blowup of non-singular varieties

Published on 25 Mar 2026 - 4:40

413

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All Etale morphisms $X\to\Bbb A^1$

Published on 15 Apr 2026 - 10:48

893

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Finite Morphism is Closed and Open

Published on 12 Apr 2026 - 4:54

444

Views

Understanding surjective morphism of sheaves

Published on 10 Apr 2026 - 7:57

175

Views

Isomorphism of the perfection of two ring

Published on 20 Apr 2026 - 9:34

209

Views

Char $0$ example of fppf surjectivity without etale surjectivity

Published on 12 Apr 2026 - 8:59

49

Views

Ring of regular functions of $Sl_n$ (as a linear algebraic group over a field).

Published on 13 Apr 2026 - 7:28

162

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two different definitions of associated primes

Published on 11 Apr 2026 - 1:46

29

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Software for finding polynomial equations for a suspected variety

Published on 11 Apr 2026 - 7:34

71

Views

Local height function on affine variety

Published on 12 Apr 2026 - 21:44

188

Views

Why is the model of hyperelliptic curve proper?

Published on 13 Apr 2026 - 22:01

List Question

blow-up and embedding

What's the meaning of homomorphism preserving the gradings here?

How can two copies of $\mathbb{P}^2$ intersect?

Norm from $\overline{\Bbb Q}^* \to {\Bbb Q}*$

Blowup of non-singular varieties

All Etale morphisms $X\to\Bbb A^1$

Finite Morphism is Closed and Open

Understanding surjective morphism of sheaves

Isomorphism of the perfection of two ring

Char $0$ example of fppf surjectivity without etale surjectivity

Ring of regular functions of $Sl_n$ (as a linear algebraic group over a field).

two different definitions of associated primes

Software for finding polynomial equations for a suspected variety

Local height function on affine variety

Why is the model of hyperelliptic curve proper?

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