Question

If f is 0 at enough points, it is the 0 polynomial?

score 86 · Answer 1 · 2026-04-16 00:23:49

86

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If f is 0 at enough points, it is the 0 polynomial?

Published on 16 Apr 2026 - 0:23

score 316 · Answer 2 · 2026-04-15 05:32:09

316

Views

Generic fibre of a fibre product

Published on 15 Apr 2026 - 5:32

score 680 · Answer 3 · 2026-04-15 05:14:42

680

Views

Projecting an affine hypersurface away from a point in its projective closure is never a finite map?

Published on 15 Apr 2026 - 5:14

score 466 · Answer 4 · 2026-04-12 17:02:54

466

Views

Pullback of the normal cone

Published on 12 Apr 2026 - 17:02

score 222 · Answer 5 · 2026-04-29 12:45:59

222

Views

Good confusion-avoiding notation for gluing toric varieties from fans?

Published on 29 Apr 2026 - 12:45

score 99 · Answer 6 · 2026-04-14 12:27:04

99

Views

Computing $H^k(\mathbb{C}P^n \times \mathbb{C}P^m, \mathcal{O}^*(\mathbb{C}P^n \times \mathbb{C}P^m))$.

Published on 14 Apr 2026 - 12:27

score 134 · Answer 7 · 2026-04-17 14:08:56

134

Views

If $I\leq K[X_0,\dots,X_n]$ for $K$ a field is an ideal whose radical is homogeneous, is it always the case that $I$ is homogeneous?

Published on 17 Apr 2026 - 14:08

score 612 · Answer 8 · 2026-04-16 22:35:02

612

Views

Cohomology of the structure sheaf of $\mathbb{P}^1 \times \mathbb{P}^1$

Published on 16 Apr 2026 - 22:35

score 1k · Answer 9 · 2026-04-09 14:22:15

1k

Views

Problems understanding the construction of Hitchin moduli space in his paper "The self-duality equations on a riemann surface"

Published on 09 Apr 2026 - 14:22

score 2.3k · Answer 10 · 2026-04-11 21:15:23

2.3k

Views

Picard group and jacobian of a singular curve

Published on 11 Apr 2026 - 21:15

score 314 · Answer 11 · 2026-04-15 17:10:16

314

Views

Branch points lie in $\mathbb P^1\left(\overline{\mathbb Q}\right)$

Published on 15 Apr 2026 - 17:10

score 508 · Answer 12 · 2026-04-13 01:27:51

508

Views

Geometric reducedness (integral) versus reducedness (integral)

Published on 13 Apr 2026 - 1:27

score 671 · Answer 13 · 2026-04-15 05:03:21

671

Views

How to determine a set of polynomials is algebraically indepedent or not?

Published on 15 Apr 2026 - 5:03

score 6k · Answer 14 · 2026-04-30 08:36:06

6k

Views

Radial velocity

Published on 30 Apr 2026 - 8:36

score 890 · Answer 15 · 2026-04-29 11:49:33

890

Views

What is a hypersurface ring and why is it Gorenstein?

Published on 29 Apr 2026 - 11:49

List Question

If f is 0 at enough points, it is the 0 polynomial?

Generic fibre of a fibre product

Projecting an affine hypersurface away from a point in its projective closure is never a finite map?

Pullback of the normal cone

Good confusion-avoiding notation for gluing toric varieties from fans?

Computing $H^k(\mathbb{C}P^n \times \mathbb{C}P^m, \mathcal{O}^*(\mathbb{C}P^n \times \mathbb{C}P^m))$.

If $I\leq K[X_0,\dots,X_n]$ for $K$ a field is an ideal whose radical is homogeneous, is it always the case that $I$ is homogeneous?

Cohomology of the structure sheaf of $\mathbb{P}^1 \times \mathbb{P}^1$

Problems understanding the construction of Hitchin moduli space in his paper "The self-duality equations on a riemann surface"

Picard group and jacobian of a singular curve

Branch points lie in $\mathbb P^1\left(\overline{\mathbb Q}\right)$

Geometric reducedness (integral) versus reducedness (integral)

How to determine a set of polynomials is algebraically indepedent or not?

Radial velocity

What is a hypersurface ring and why is it Gorenstein?

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