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oleout
  • Member for 3 years, 3 months
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4 votes
1 answer
284 views

Distinguished triangle and hypercohomology

4 votes
1 answer
289 views

A Kummer exact sequence involving $\mu_\infty$

4 votes
0 answers
221 views

How do the shift and truncation functors affect hypercohomology groups?

4 votes
1 answer
504 views

Curves and semi-abelian varieties

3 votes
0 answers
150 views

Obtaining an exact sequence of Galois modules via derived functors

3 votes
1 answer
275 views

Integral models and adelic points

3 votes
1 answer
455 views

The notion of abelian covers

3 votes
1 answer
213 views

If a genus 2 curve has no $k$-rational points, can it have a $k$-rational divisor class of degree 1?

3 votes
0 answers
91 views

Descent obstruction of an open curve in an elliptic curve

2 votes
0 answers
90 views

Reconciling two notions of finite descent obstructions

2 votes
0 answers
86 views

Unramified section associated to a rational point

2 votes
0 answers
158 views

Interpretation of some maps involving cohomology groups

2 votes
0 answers
157 views

Injectivity of the Abel map away from singularity

2 votes
0 answers
150 views

Embedding of a genus 1 hyperbolic curve

2 votes
1 answer
384 views

Torsors over elliptic curves

2 votes
1 answer
180 views

Is there a Rosenlicht's lemma for semi-abelian varieties?

2 votes
0 answers
123 views

Results concerning surjectivity of Brauer groups

2 votes
1 answer
290 views

Computing $H^1$ with coefficients in a torsion-free abelian group

1 vote
0 answers
153 views

The Brauer group of the function field of a proper curve

1 vote
1 answer
121 views

Character group functor of an exact sequence of algebraic groups

1 vote
0 answers
83 views

Geometric Picard group of a semi-abelian variety

1 vote
0 answers
88 views

Motivation for the Weil function for a Cartier divisor

1 vote
0 answers
112 views

Isomorphism of Brauer groups of curves

1 vote
1 answer
621 views

Cohomology with coefficients in $\mu_\infty$

1 vote
0 answers
185 views

Brauer-Manin obstruction and affine curves

1 vote
1 answer
320 views

The smooth completion of a curve

1 vote
1 answer
171 views

The groups $H^i(k,\mathbb{Z})$ for $i=1,2$

1 vote
1 answer
285 views

A question about a truncated object

1 vote
0 answers
71 views

Would the iterated finite abelian descent obstruction equality hold for curves?

1 vote
0 answers
82 views

Are there known situations where this weaker form of the section conjecture holds?