List questions from birational-geometry

Published on 25 Dec 2021 - 2:04

98

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Product with the generic fiber for a rational map between algebraic varieties

Published on 25 Jan 2022 - 20:59

84

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What is the corresponding linear system to the blowup of a surface?

Published on 23 Feb 2022 - 12:20

105

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Effective divisors and cones

Published on 21 Mar 2022 - 14:30

65

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Intersection class of image of a variety under a 'Cremona' transformation of $\mathbb{P}^2\times \mathbb{P}^2$

Published on 03 Jun 2022 - 19:46

104

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Desingularization of the standard Cremona involution of $\mathbb P^2$.

Published on 22 Jun 2022 - 14:58

34

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Bondal-Orlov conjecture on Calabi-Yau varieties

Published on 23 Feb 2026 - 10:47

222

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Blowing Up the Indeterminancy Locus - Why is this sheaf invertible?

Published on 04 Jul 2022 - 21:06

95

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Finding inverse of birational transformation.

Published on 30 Jul 2022 - 17:21

77

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Trouble with singularity of bi-rational transformation (Quartic ↔ Elliptic Curve)

Published on 06 Aug 2022 - 19:03

55

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Are class VII surfaces uniruled?

Published on 11 Aug 2022 - 5:57

102

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Sheaf inclusion for globally generated coherent sheaf

Published on 15 Aug 2022 - 17:55

211

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global sections of symmetric powers of vector bundle of rank 2

Published on 21 Aug 2022 - 8:15

287

Views

Intersection numbers on blow-up

Published on 27 Aug 2022 - 21:12

145

Views

Relation between exceptional divisor and tangent directions

Published on 02 Sep 2022 - 9:26

List Question

Show that a polynomial of degree 4 is birational equivalent to a polynomial of degree 3

Product with the generic fiber for a rational map between algebraic varieties

What is the corresponding linear system to the blowup of a surface?

Effective divisors and cones

Intersection class of image of a variety under a 'Cremona' transformation of $\mathbb{P}^2\times \mathbb{P}^2$

Desingularization of the standard Cremona involution of $\mathbb P^2$.

Bondal-Orlov conjecture on Calabi-Yau varieties

Blowing Up the Indeterminancy Locus - Why is this sheaf invertible?

Finding inverse of birational transformation.

Trouble with singularity of bi-rational transformation (Quartic ↔ Elliptic Curve)

Are class VII surfaces uniruled?

Sheaf inclusion for globally generated coherent sheaf

global sections of symmetric powers of vector bundle of rank 2

Intersection numbers on blow-up

Relation between exceptional divisor and tangent directions

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