Question

Why is the general case easier when proving that finite sets in general position may be described as the zero locus of quadratic polynomials?

score 172 · Answer 1 · 2026-04-14 22:29:19

Why is the general case easier when proving that finite sets in general position may be described as the zero locus of quadratic polynomials?

score 658 · Answer 2 · 2026-04-12 04:17:02

658

Views

How should I understand Kodaira dimension?

Published on 12 Apr 2026 - 4:17

score 75 · Answer 3 · 2026-04-13 11:49:54

75

Views

Using blowups to desingularise curves - understanding a simple example

Published on 13 Apr 2026 - 11:49

score 61 · Answer 4 · 2026-04-16 11:02:13

61

Views

Free Abelian Group Generated by Codimension 1 Subvarieties: A Line.

Published on 16 Apr 2026 - 11:02

score 62 · Answer 5 · 2026-03-25 09:18:52

62

Views

Image of Kähler class of an octic K3 surface is primitive and satisfies $p(\kappa) \cdot p(\kappa) = 8$

Published on 25 Mar 2026 - 9:18

score 140 · Answer 6 · 2026-04-14 11:27:08

140

Views

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

Published on 14 Apr 2026 - 11:27

score 67 · Answer 7 · 2026-04-11 11:32:31

67

Views

How does transcendence degree relate to the closure of an open set?

Published on 11 Apr 2026 - 11:32

score 317 · Answer 8 · 2026-04-12 21:14:51

317

Views

Example of skew (non-intersecting) lines in $\mathbb{P}^3$

Published on 12 Apr 2026 - 21:14

score 167 · Answer 9 · 2026-04-11 22:30:11

167

Views

Irreducibility of Projective Cone

Published on 11 Apr 2026 - 22:30

score 173 · Answer 10 · 2026-04-14 04:37:29

173

Views

There are no sections of blowup $Bl_0(\mathbb{A}^2)$ of affine plane at the origin

Published on 14 Apr 2026 - 4:37

score 78 · Answer 11 · 2026-04-14 22:57:53

78

Views

The projection $\mathbb{A}^n\ni V(I)\to \mathbb{A}^{n-1}$ is closed

Published on 14 Apr 2026 - 22:57

score 115 · Answer 12 · 2026-04-13 01:07:30

115

Views

Extension of identity map on projective curve

Published on 13 Apr 2026 - 1:07

score 918 · Answer 13 · 2026-04-13 00:41:23

918

Views

Function field of $\mathbb{P}^1$

Published on 13 Apr 2026 - 0:41

score 270 · Answer 14 · 2026-04-14 12:40:55

270

Views

Multiples of an effective degree 2 divisor on a hyperelliptic curve.

Published on 14 Apr 2026 - 12:40

score 174 · Answer 15 · 2026-04-10 05:57:55

174

Views

Vanishing of a non-constant function on projective variety

Published on 10 Apr 2026 - 5:57

List Question

Why is the general case easier when proving that finite sets in general position may be described as the zero locus of quadratic polynomials?

How should I understand Kodaira dimension?

Using blowups to desingularise curves - understanding a simple example

Free Abelian Group Generated by Codimension 1 Subvarieties: A Line.

Image of Kähler class of an octic K3 surface is primitive and satisfies $p(\kappa) \cdot p(\kappa) = 8$

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

How does transcendence degree relate to the closure of an open set?

Example of skew (non-intersecting) lines in $\mathbb{P}^3$

Irreducibility of Projective Cone

There are no sections of blowup $Bl_0(\mathbb{A}^2)$ of affine plane at the origin

The projection $\mathbb{A}^n\ni V(I)\to \mathbb{A}^{n-1}$ is closed

Extension of identity map on projective curve

Function field of $\mathbb{P}^1$

Multiples of an effective degree 2 divisor on a hyperelliptic curve.

Vanishing of a non-constant function on projective variety

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