List questions from sheaf-theory

Published on 16 May 2012 - 12:30

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Locally closed subspaces and sheaves.

Published on 16 May 2012 - 13:33

173

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Composing covers with epis

Published on 30 Mar 2026 - 16:58

3.5k

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Sheafification of a presheaf through the etale space

Published on 19 May 2012 - 10:34

5.8k

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Sheaves and complex analysis

Published on 20 May 2012 - 22:55

207

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How to verify sheaf condition in this example?

Published on 30 Mar 2026 - 20:58

358

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Flabby sheaves and comparison of topologies

Published on 02 Jun 2012 - 21:48

599

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Sheafification: another definition

Published on 03 Jun 2012 - 8:03

2.7k

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Is sheafification always an inclusion?

Published on 03 Jun 2012 - 15:04

283

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Direct image of double cover.

Published on 05 Jun 2012 - 18:48

303

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About sheaf Hom

Published on 07 Jun 2012 - 15:37

572

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Sheaves in Grothendieck Topologies

Published on 30 Mar 2026 - 20:52

168

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If $f^{\ast}:\ \mathcal{O}_Y(Y)\longrightarrow\mathcal{O}_X(X)$ is injective, then $fX\subset Y$ is dense.

Published on 10 Jun 2012 - 16:28

746

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Modules over a functor of points

Published on 26 Mar 2026 - 9:48

2.2k

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My first course in algebraic geometry: two simple questions

Published on 15 Jun 2012 - 10:18

List Question

Pullback of a locally constant sheaf by a function whose domain is simply connected

Locally closed subspaces and sheaves.

Composing covers with epis

Sheafification of a presheaf through the etale space

Sheaves and complex analysis

How to verify sheaf condition in this example?

Flabby sheaves and comparison of topologies

Sheafification: another definition

Is sheafification always an inclusion?

Direct image of double cover.

About sheaf Hom

Sheaves in Grothendieck Topologies

If $f^{\ast}:\ \mathcal{O}_Y(Y)\longrightarrow\mathcal{O}_X(X)$ is injective, then $fX\subset Y$ is dense.

Modules over a functor of points

My first course in algebraic geometry: two simple questions

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