Question

Riemann-Hurwitz's formula

score 168 · Answer 1 · 2018-01-30 21:15:49

168

Views

Riemann-Hurwitz's formula

Published on 30 Jan 2018 - 21:15

score 75 · Answer 2 · 2018-01-30 23:01:42

75

Views

Topology of branched covers of Riemann surfaces

Published on 30 Jan 2018 - 23:01

score 405 · Answer 3 · 2026-03-25 07:15:09

405

Views

Vector bundles in different Grothendieck topologies

Published on 25 Mar 2026 - 7:15

score 1.3k · Answer 4 · 2026-03-20 03:41:23

1.3k

Views

Proper curves over some field are projective

Published on 20 Mar 2026 - 3:41

score 174 · Answer 5 · 2018-01-31 10:07:21

174

Views

Dimension of global sections as a vector space

Published on 31 Jan 2018 - 10:07

score 654 · Answer 6 · 2026-03-17 18:21:44

654

Views

$K(Y)$ is isomorphic to the quotient field of $A(Y).$

Published on 17 Mar 2026 - 18:21

score 59 · Answer 7 · 2018-01-31 11:06:17

59

Views

Given an affine variety and any two points, we can find a regular function which takes one point to another.

Published on 31 Jan 2018 - 11:06

score 1.5k · Answer 8 · 2026-03-24 23:42:02

1.5k

Views

What does half sum mean?

Published on 24 Mar 2026 - 23:42

score 252 · Answer 9 · 2026-03-25 12:28:15

252

Views

Let $A\subset B$ be an injective homomorphism of noetherian integral domains s.t. $B$ is finite as $A$-module and $A$ normal.

Published on 25 Mar 2026 - 12:28

score 440 · Answer 10 · 2026-03-20 03:49:09

440

Views

Is the complement of a complex affine algebraic set in an irreducible complex affine algebraic set (path) connected in the euclidean topology?

Published on 20 Mar 2026 - 3:49

score 320 · Answer 11 · 2026-03-20 06:30:39

320

Views

Does an irreducible real affine algebraic set/ its complement has finitely many connected components in the Euclidean topology?

Published on 20 Mar 2026 - 6:30

score 311 · Answer 12 · 2026-03-24 23:51:35

Proof of $(D(f),\mathcal O_{\operatorname {Spec}A}|_{D(f)})\cong (\operatorname{Spec}A_f,\mathcal O_{\operatorname {Spec}A_f}) $(Vakil 4.3.B)

score 121 · Answer 13 · 2026-03-25 16:46:29

121

Views

If d.c.c. holds for irreducible closed sets is the topological space Noetherian?

Published on 25 Mar 2026 - 16:46

score 248 · Answer 14 · 2018-02-01 01:27:37

248

Views

Closed subscheme determined by vanishing of sections of a line bundle

Published on 01 Feb 2018 - 1:27

score 88 · Answer 15 · 2026-03-24 23:44:30

88

Views

Intersection in a Sheaf of Rings

Published on 24 Mar 2026 - 23:44

List Question

Riemann-Hurwitz's formula

Topology of branched covers of Riemann surfaces

Vector bundles in different Grothendieck topologies

Proper curves over some field are projective

Dimension of global sections as a vector space

$K(Y)$ is isomorphic to the quotient field of $A(Y).$

Given an affine variety and any two points, we can find a regular function which takes one point to another.

What does half sum mean?

Let $A\subset B$ be an injective homomorphism of noetherian integral domains s.t. $B$ is finite as $A$-module and $A$ normal.

Is the complement of a complex affine algebraic set in an irreducible complex affine algebraic set (path) connected in the euclidean topology?

Does an irreducible real affine algebraic set/ its complement has finitely many connected components in the Euclidean topology?

Proof of $(D(f),\mathcal O_{\operatorname {Spec}A}|_{D(f)})\cong (\operatorname{Spec}A_f,\mathcal O_{\operatorname {Spec}A_f}) $(Vakil 4.3.B)

If d.c.c. holds for irreducible closed sets is the topological space Noetherian?

Closed subscheme determined by vanishing of sections of a line bundle

Intersection in a Sheaf of Rings

Trending Questions

Popular # Hahtags

Popular Questions