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Morphisms between quasi-coherent sheaves

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#algebraic-geometry #commutative-algebra #coherent-sheaves #quasicoherent-sheaves
350
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Tautological vector bundle coming with a canonical inclusion

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#algebraic-geometry #vector-bundles #coherent-sheaves
319
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Kähler differentials on a smooth projective plane curve

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#algebraic-geometry #algebraic-curves #coherent-sheaves
224
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basic reference for stacks

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#coherent-sheaves #topological-stacks
318
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Is $\mathcal{F}(m)/\mathcal{F}$ a skyscraper sheaf?

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#algebraic-geometry #vector-bundles #coherent-sheaves
390
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Tensoring by locally free sheaves preserves quasi-isomorphism

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#algebraic-geometry #schemes #sheaf-cohomology #coherent-sheaves #quasicoherent-sheaves
91
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Why does Castelnuovo-Mumford regularity require additional twisting?

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#algebraic-geometry #sheaf-cohomology #coherent-sheaves #projective-schemes
394
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Coherent sheaves in closed subscheme

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#algebraic-geometry #sheaf-theory #schemes #coherent-sheaves
141
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restricting sheaves in projective space

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#algebraic-geometry #homological-algebra #coherent-sheaves
293
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On Verdier duality

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#sheaf-theory #duality-theorems #sheaf-cohomology #coherent-sheaves
342
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Do deformations of a vector bundle form a vector space?

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#algebraic-geometry #homological-algebra #coherent-sheaves #deformation-theory #obstruction-theory
1.2k
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Moduli space vs. moduli stack of vector bundles

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#algebraic-geometry #sheaf-theory #vector-bundles #coherent-sheaves #moduli-space
1.3k
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Category of quasicoherent sheaves not abelian

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#algebraic-geometry #sheaf-theory #abelian-categories #coherent-sheaves #quasicoherent-sheaves
337
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No Poincaré duality: coherent sheaf on singular variety without finite locally free resolution

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#algebraic-geometry #coherent-sheaves
1.2k
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A characterization of pure sheaf

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#algebraic-geometry #sheaf-theory #coherent-sheaves #moduli-space

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