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15
Math.TechQA.Club
2026-04-14 11:14:41
57
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Question regarding a section of an open set of the form $U \cup V$
Published on
14 Apr 2026 - 11:14
#algebraic-geometry
#sheaf-theory
79
Views
A Question from the proof of affine algebraic group is linear
Published on
09 Apr 2026 - 0:49
#algebraic-geometry
395
Views
Riemann surface from $x^2 + y^2 = 1$ for $x,y \in \mathbb{C}$
Published on
15 Apr 2026 - 12:55
#complex-analysis
#algebraic-geometry
#riemann-surfaces
1.9k
Views
Hartshorne II prop 6.6
Published on
16 Apr 2026 - 1:42
#algebraic-geometry
826
Views
Irreducibility of holomorphic functions in a neighborhood of a point
Published on
10 May 2026 - 19:03
#complex-analysis
#algebraic-geometry
#complex-geometry
#germs
764
Views
When will the support of a non-effective Cartier divisor be pure of codimension 1?
Published on
12 Apr 2026 - 8:46
#algebraic-geometry
694
Views
Reference request: Galois descent
Published on
15 Apr 2026 - 21:27
#algebraic-geometry
#reference-request
#galois-theory
226
Views
Analytically isomorphic fibers.
Published on
11 Apr 2026 - 14:45
#algebraic-geometry
#surfaces
373
Views
What are some good examples of (non-quasicoherent) sheaves not satisfying the conclusion of Hartshorne Lemma II.5.3?
Published on
14 Apr 2026 - 12:19
#algebraic-geometry
236
Views
Showing that stalk $O_{Spec \ A, p}$ is $A_p$
Published on
15 Apr 2026 - 1:20
#abstract-algebra
#algebraic-geometry
320
Views
Showing that an ideal is not generated by two elements
Published on
11 Apr 2026 - 18:01
#algebraic-geometry
8.4k
Views
Definition of homogeneous ideal
Published on
11 Apr 2026 - 8:02
#algebraic-geometry
65
Views
What is $I(X)$ for $X\subseteq\mathbb{A}^2$ given by $x^2+y^2=x=1$?
Published on
14 Apr 2026 - 16:45
#algebraic-geometry
908
Views
Variety of Connected Components
Published on
12 Apr 2026 - 0:36
#algebraic-geometry
#algebraic-groups
723
Views
Hartshorne II prop 6.9
Published on
15 Apr 2026 - 19:18
#algebraic-geometry
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