List questions from sheaf-theory

Published on 10 Oct 2014 - 18:21

851

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Adjoint functors of sheaves and stalks

Published on 25 Mar 2026 - 14:23

1.2k

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Is a coherent locally free sheaf isomorphic it's dual?

Published on 11 Oct 2014 - 21:38

383

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Structure sheaf of $Spec \ k[x,y]$

Published on 13 Oct 2014 - 21:06

2.5k

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Disjoint union of two affine schemes

Published on 13 Oct 2014 - 21:51

4.7k

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Affine line with double origin

Published on 14 Oct 2014 - 2:51

54

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Question regarding a section of an open set of the form $U \cup V$

Published on 15 Oct 2014 - 15:35

791

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Stalks of the sheaf $\mathscr{H}om$?

Published on 25 Mar 2026 - 12:54

531

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sheafification construction in Hartshorne

Published on 22 Oct 2014 - 21:26

370

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Categories and the direct image functor

Published on 23 Oct 2014 - 10:05

132

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basic question regarding the definition of sheaf of rings

Published on 28 Oct 2014 - 14:21

696

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Details on how to glue sheaves together using a sheaf on a base.

Published on 28 Oct 2014 - 20:51

485

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Definitions of a very ample invertible sheaf

Published on 29 Oct 2014 - 21:23

355

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Maps between direct limits and functoriality of $f^{-1}:Shv(Y) \rightarrow Shv(X)$ and $f_{*}:Shv(X) \rightarrow Shv(Y)$

Published on 31 Oct 2014 - 15:45

856

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Gluing schemes together

Published on 02 Nov 2014 - 15:50

List Question

Hartshorne Chapter II exercise 5.7 on Invertible sheaves

Adjoint functors of sheaves and stalks

Is a coherent locally free sheaf isomorphic it's dual?

Structure sheaf of $Spec \ k[x,y]$

Disjoint union of two affine schemes

Affine line with double origin

Question regarding a section of an open set of the form $U \cup V$

Stalks of the sheaf $\mathscr{H}om$?

sheafification construction in Hartshorne

Categories and the direct image functor

basic question regarding the definition of sheaf of rings

Details on how to glue sheaves together using a sheaf on a base.

Definitions of a very ample invertible sheaf

Maps between direct limits and functoriality of $f^{-1}:Shv(Y) \rightarrow Shv(X)$ and $f_{*}:Shv(X) \rightarrow Shv(Y)$

Gluing schemes together

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