List questions from divisors-algebraic-geometry

Published on 20 Mar 2019 - 3:46

729

Views

Cartier divisor example in Harthsorne

Published on 21 Mar 2019 - 8:07

119

Views

Line bundles correspoding to a hyperplane

Published on 23 Feb 2026 - 15:03

36

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Explicit description of sheaf of differentials on $\mathbb{P}^1_k$ using affine charts, and corresponding Cartier Divisor

Published on 09 Apr 2019 - 19:17

114

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On this particular elliptic curve, how can I construct a function with a prescribed set of poles and zeros?

Published on 18 Apr 2019 - 2:22

49

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

Published on 26 Apr 2019 - 10:54

258

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Zeroes of global section and degree of a line bundle

Published on 27 Apr 2019 - 15:09

570

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How to define a Weil divisor from a Cartier divisor on a variety?

Published on 05 May 2019 - 14:47

74

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Divisors on the complex plane

Published on 07 May 2019 - 13:52

322

Views

Relative Bertini theorem

Published on 25 Mar 2026 - 4:34

891

Views

Definition of degree of invertible sheaf?

Published on 10 May 2019 - 4:14

463

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Canonical Divisors versus Principal Divisors

Published on 30 May 2019 - 3:47

374

Views

Any nonzero meromorphic $1$-form on a compact Riemann surface has degree $2g-2$

Published on 12 Jun 2019 - 17:26

83

Views

Riemann Roch theorem for surfaces

Published on 14 Jun 2019 - 13:30

41

Views

What goes wrong in the proof that $Spec \mathbb{R}[x,y]/(x^2+y^2)$ is a principal divisor in $Proj \mathbb{R}[x,y,z]/(x^2+y^2+z^2)$

Published on 16 Jun 2019 - 19:39

List Question

A function being "finite" over a point on non-normal schemes?

Cartier divisor example in Harthsorne

Line bundles correspoding to a hyperplane

Explicit description of sheaf of differentials on $\mathbb{P}^1_k$ using affine charts, and corresponding Cartier Divisor

On this particular elliptic curve, how can I construct a function with a prescribed set of poles and zeros?

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

Zeroes of global section and degree of a line bundle

How to define a Weil divisor from a Cartier divisor on a variety?

Divisors on the complex plane

Relative Bertini theorem

Definition of degree of invertible sheaf?

Canonical Divisors versus Principal Divisors

Any nonzero meromorphic $1$-form on a compact Riemann surface has degree $2g-2$

Riemann Roch theorem for surfaces

What goes wrong in the proof that $Spec \mathbb{R}[x,y]/(x^2+y^2)$ is a principal divisor in $Proj \mathbb{R}[x,y,z]/(x^2+y^2+z^2)$

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