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15
Math.TechQA.Club
2026-03-24 23:55:07
749
Views
Tate module of an elliptic curve.
Published on
24 Mar 2026 - 23:55
#algebraic-geometry
#elliptic-curves
#schemes
#arithmetic-geometry
320
Views
Ideal sheaf which is locally generated by sections.
Published on
19 Mar 2026 - 10:59
#sheaf-theory
#schemes
#ringed-spaces
240
Views
Making rigorous Mumford's argument about the sheaf of differentials on an Abelian Variety
Published on
25 Mar 2026 - 5:33
#algebraic-geometry
#schemes
#abelian-varieties
242
Views
What's an $\mathcal O_X$-algebra when $X= \operatorname{Spec} R$?
Published on
25 Mar 2026 - 6:12
#algebraic-geometry
#schemes
#affine-schemes
172
Views
Sheaves on a scheme compared with sheaves on its étale site
Published on
01 Jul 2018 - 22:15
#algebraic-geometry
#schemes
222
Views
The étale topos is coherent: does the scheme need to be quasicompact?
Published on
17 Mar 2026 - 11:35
#compactness
#schemes
#topos-theory
#etale-cohomology
#grothendieck-topologies
137
Views
A naive question about the scheme theory: regard $\mathbb C^n$ as a scheme
Published on
25 Mar 2026 - 6:10
#algebraic-geometry
#soft-question
#schemes
#affine-schemes
3.9k
Views
The twisting sheaf
Published on
03 Jul 2018 - 14:56
#algebraic-geometry
#sheaf-theory
#schemes
569
Views
How can an elliptic curve be regarded as a group scheme?
Published on
23 Mar 2026 - 0:25
#algebraic-geometry
#elliptic-curves
#schemes
#group-schemes
199
Views
How to think of these different $K$-points of a scheme and Galois action
Published on
25 Mar 2026 - 13:56
#algebraic-geometry
#galois-theory
#group-actions
#schemes
279
Views
Pullback of Kähler Differentials
Published on
25 Mar 2026 - 9:31
#algebraic-geometry
#schemes
#kahler-manifolds
141
Views
Morphism from product of schemes
Published on
07 Jul 2018 - 23:43
#algebraic-geometry
#schemes
216
Views
Proposition II.3.2 of Hartshorne and quasi-compactness
Published on
08 Jul 2018 - 8:09
#algebraic-geometry
#schemes
484
Views
Morphism between thick fibers of schemes extends to a neighbourhood
Published on
09 Jul 2018 - 1:47
#algebraic-geometry
#schemes
1.5k
Views
What is an $R$-valued point on a scheme over $R$?
Published on
25 Mar 2026 - 6:10
#algebraic-geometry
#schemes
#affine-schemes
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