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15
Math.TechQA.Club
2026-03-21 21:53:57
426
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Local properties of morphisms of schemes
Published on
21 Mar 2026 - 21:53
#abstract-algebra
#algebraic-geometry
#sheaf-theory
#schemes
#quasicoherent-sheaves
59
Views
Ideal Sheaf: Making sure I got it right
Published on
06 Mar 2026 - 1:43
#definition
#sheaf-theory
#quasicoherent-sheaves
1k
Views
Why isn't every $\mathcal O_X$-module quasi-coherent?
Published on
23 Feb 2016 - 17:46
#modules
#sheaf-theory
#quasicoherent-sheaves
838
Views
Conormal bundle of Cartier divisors
Published on
25 Feb 2016 - 18:15
#algebraic-geometry
#schemes
#quasicoherent-sheaves
#divisors-algebraic-geometry
553
Views
Base-point free linear sheaf and extending the base field
Published on
07 Apr 2016 - 21:06
#algebraic-geometry
#quasicoherent-sheaves
98
Views
How to deduce the usual definition of Quasi-coherent Module over a scheme from the general definition over ringed Spaces
Published on
31 May 2016 - 10:45
#algebraic-geometry
#sheaf-theory
#quasicoherent-sheaves
452
Views
Example of a coherent sheaf on an open subset where extension isn't trivial?
Published on
08 Apr 2013 - 1:23
#algebraic-geometry
#coherent-sheaves
#quasicoherent-sheaves
864
Views
Definition of prime ideal sheaf
Published on
04 May 2013 - 20:37
#algebraic-geometry
#schemes
#quasicoherent-sheaves
714
Views
Quasicoherent ideal sheaves on open subschemes
Published on
06 Jun 2013 - 15:58
#algebraic-geometry
#schemes
#quasicoherent-sheaves
1k
Views
Elementary questions on ample invertible sheaves
Published on
04 Jul 2013 - 20:49
#algebraic-geometry
#schemes
#sheaf-theory
#quasicoherent-sheaves
1k
Views
Deligne's formula
Published on
25 Mar 2026 - 21:22
#algebraic-geometry
#commutative-algebra
#quasicoherent-sheaves
1.7k
Views
Relative spectrum of a quasi-coherent algebra.
Published on
05 Dec 2013 - 10:07
#algebraic-geometry
#schemes
#quasicoherent-sheaves
167
Views
Question from Liu, Chapter 5 Ex 1.16
Published on
03 Jan 2014 - 20:25
#algebraic-geometry
#modules
#sheaf-theory
#quasicoherent-sheaves
342
Views
Quasi-coherent sheaves on varieties
Published on
04 Jan 2014 - 13:42
#algebraic-geometry
#quasicoherent-sheaves
383
Views
Global generation of $\mathcal{O}_{\mathbb{P}(\mathcal{E})}(1)$ and $\mathcal{E}$
Published on
07 Feb 2014 - 15:21
#algebraic-geometry
#schemes
#quasicoherent-sheaves
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