List questions from divisors-algebraic-geometry

Published on 26 Mar 2026 - 13:01

29

Views

Choice of a divisor in proof of $\mathbb{S}^2$ is biholomorphic to $\mathbb{CP}^1$

Published on 06 Sep 2021 - 12:09

90

Views

Linear Equivalence between points on a compactified $y^2=x^3+1$

Published on 10 Sep 2021 - 12:22

63

Views

How to show equivalence of divisors involving points at infinity?

Published on 13 Sep 2021 - 17:09

123

Views

definition of an adele of a function field

Published on 26 Mar 2026 - 14:42

274

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canonical divisor and different ideal

Published on 01 Oct 2021 - 13:47

226

Views

Geometric Riemann-Roch for Hyperelliptic curves

Published on 26 Mar 2026 - 6:32

292

Views

Divisor exact sequence in the etale topology?

Published on 02 Oct 2021 - 7:42

422

Views

When is $l(D)\neq 0$ for $D$ a degree-zero divisor on an elliptic curve?

Published on 14 Oct 2021 - 8:42

754

Views

Support of a Weil divisor equals to support of Cartier divisor?

Published on 16 Oct 2021 - 13:55

87

Views

Every divisor can be written as the difference of two hyperplane sections.

Published on 16 Oct 2021 - 17:01

114

Views

In what sense is an effective (Weil) Divisor an analytic subspace cut out by one equation

Published on 17 Oct 2021 - 20:58

105

Views

Linear system of divisors as a projective space

Published on 19 Oct 2021 - 10:58

62

Views

Hartshorne Example IV.3.3.2

Published on 19 Oct 2021 - 19:49

238

Views

Geometric Intuition for Ample Divisors and Ample Line Bundles

Published on 26 Mar 2026 - 6:32

List Question

Can this divisor and floor function be calculated faster

Choice of a divisor in proof of $\mathbb{S}^2$ is biholomorphic to $\mathbb{CP}^1$

Linear Equivalence between points on a compactified $y^2=x^3+1$

How to show equivalence of divisors involving points at infinity?

definition of an adele of a function field

canonical divisor and different ideal

Geometric Riemann-Roch for Hyperelliptic curves

Divisor exact sequence in the etale topology?

When is $l(D)\neq 0$ for $D$ a degree-zero divisor on an elliptic curve?

Support of a Weil divisor equals to support of Cartier divisor?

Every divisor can be written as the difference of two hyperplane sections.

In what sense is an effective (Weil) Divisor an analytic subspace cut out by one equation

Linear system of divisors as a projective space

Hartshorne Example IV.3.3.2

Geometric Intuition for Ample Divisors and Ample Line Bundles

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