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15
Math.TechQA.Club
2026-03-28 15:55:48
347
Views
What is the $i$th Chern character $\mathrm{ch}_i$?
Published on
28 Mar 2026 - 15:55
#algebraic-geometry
#notation
#complex-geometry
#sheaf-theory
#vector-bundles
2k
Views
Definition of very ample line bundle.
Published on
07 Nov 2019 - 20:46
#algebraic-geometry
#sheaf-theory
#schemes
#line-bundles
239
Views
Sheaf of regular function on projective curve
Published on
08 Nov 2019 - 22:24
#algebraic-geometry
#sheaf-theory
#algebraic-curves
458
Views
Pushforward of an invertible sheaf under certain hypothesis on the Higher direct images
Published on
09 Nov 2019 - 19:47
#algebraic-geometry
#sheaf-theory
#schemes
301
Views
Exterior power of a locally free sheaf twisted
Published on
26 Mar 2026 - 12:53
#algebraic-geometry
#sheaf-theory
#vector-bundles
#exterior-algebra
50
Views
The difference between a presheaf and a set
Published on
11 Nov 2019 - 14:29
#intuition
#complex-geometry
#sheaf-theory
801
Views
Exact sequence and flasque sheaves
Published on
26 Mar 2026 - 20:37
#sheaf-theory
#exact-sequence
544
Views
A closed subset of a prevariety is a prevariety
Published on
23 Feb 2026 - 3:30
#algebraic-geometry
#sheaf-theory
#affine-varieties
#ringed-spaces
224
Views
How can I define such a morphism?
Published on
23 Feb 2026 - 6:34
#algebraic-geometry
#sheaf-theory
#vector-bundles
#blowup
#pullback
195
Views
Singular Scheme of a generically surjective morphism.
Published on
28 Mar 2026 - 12:13
#algebraic-geometry
#sheaf-theory
#vector-bundles
45
Views
Reference request on category of sheaves
Published on
21 Nov 2019 - 22:30
#reference-request
#category-theory
#sheaf-theory
118
Views
Is $\textbf{MAN}$ a full subcategory of $\textbf{LRS}$?
Published on
26 Mar 2026 - 5:27
#differential-geometry
#sheaf-theory
#ringed-spaces
1.4k
Views
Adjunction formula and Riemann-Roch for surfaces
Published on
26 Mar 2026 - 15:16
#algebraic-geometry
#sheaf-theory
#intersection-theory
38
Views
Characterization of a sheaf morphism over a topological space with a particular domain.
Published on
22 Nov 2019 - 11:46
#category-theory
#sheaf-theory
58
Views
Can we prove that the section is globally 0?
Published on
25 Nov 2019 - 17:22
#abstract-algebra
#general-topology
#algebraic-geometry
#sheaf-theory
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