51

Answers

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2

Ample line bundle and Frobenius morphism on smooth toric variety

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References for some analogs of the Picard group. (2)

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Flat sheaves and induced morphism

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Examples for D-affine varieties?

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If $f: X \to Y$ is a finite flat morphism of schemes, $g: Y \to Z$ is a proper morphism of relative dimension one, $Z$ is affine and $E$ is a vector bundle on $Y$ with $R^1g_*E=0$ then $H^1(X,f^*E)=0$?

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Hilbert polynomial of an abelian scheme

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Interesting examples of flasque sheaves?

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Evidences on Hartshorne’s conjecture? References?

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Derived categories of coherent sheaves: suggested references?

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does there exist a family of objects over the tangent space to the base space of a family of objects?

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Algebraic surface of a line arrangement

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cohomology of restrictions of vector bundles to deformations

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How many flat connections has a line bundle in algebraic geometry?

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Natural coherent sheaves on algebraic varieties

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Rainbow matchings (in random graphs)

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Detecting zero morphisms via an open subscheme and its complement.

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Top cohomology of resolution of singularities

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Singular points on the Hilbert scheme of a product

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“Good reduction” for singular varieties

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Laurent polynomials with constant term of their $(p-1)$-st power congruent to one modulo $p$

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Cohomology of line bundles