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$R_d\cong H^1(X,\mathcal T_X)$ for smooth hypersurface

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#algebraic-geometry #commutative-algebra #sheaf-cohomology #deformation-theory
116
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The cohomology of meromorphic functions

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#complex-analysis #sheaf-theory #riemann-surfaces #sheaf-cohomology
220
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Refinement mapping of Cech cohomology is injective?

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#sheaf-theory #sheaf-cohomology
1.3k
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Reference for sheaf theory

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#sheaf-theory #sheaf-cohomology #coherent-sheaves
298
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Global sections of the structure sheaf on $\mathbb{P}_{k}^{n}$ in negative degree

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#algebraic-geometry #sheaf-theory #sheaf-cohomology #projective-schemes
49
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About $H^0(\mathcal{O}_X(-k))$ where $X$ is a curve on $\mathbb{P}^3$

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#algebraic-geometry #projective-space #sheaf-cohomology
226
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Why is $\operatorname{Hom}( \mu_p, \alpha_p)$ trivial?

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#abstract-algebra #algebraic-geometry #commutative-algebra #sheaf-theory #sheaf-cohomology
156
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How to compute sheaf cohomology of a classifying space?

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#algebraic-geometry #algebraic-topology #sheaf-cohomology #classifying-spaces #group-extensions
226
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Sheaf cohomology with support vanishes

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#algebraic-geometry #sheaf-theory #sheaf-cohomology
232
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Why is the first cohomology of a projective curve over an algebraically closed field a birational invariant?

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#algebraic-geometry #elliptic-curves #algebraic-curves #sheaf-cohomology
106
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Comparison Singular Sheaf Cohomology of Locally Contractable Space

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#algebraic-geometry #homology-cohomology #sheaf-cohomology
281
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How to show that the hom sheaf is left exact

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#algebraic-geometry #sheaf-cohomology
187
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Motivation for the generalization of the de Rham isomorphism to twisted vector bundles

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#vector-bundles #connections #sheaf-cohomology #de-rham-cohomology
498
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Computing $h^0(\mathbb{F}_n, \mathcal{O}_{\mathbb{F}_n}(aC_0+bF))$ in a Hirzebruch surface

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#algebraic-geometry #sheaf-cohomology #divisors-algebraic-geometry
1k
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Definition of a Sheaf, making sense of

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#abstract-algebra #algebraic-geometry #sheaf-theory #sheaf-cohomology #coherent-sheaves

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