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TCiur
  • Member for 4 years
  • Last seen this week
  • London, United Kingdom
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Top posts
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7
Is the $\ell$-adic cohomology ring of a cubic threefold a complete invariant?
Apr 26
6
Degree-2 étale covers of curves in characteristic 2 vs torsion points on the Jacobian
Feb 18, 2022
4
$\ell$-adic cohomology of a quotient by group action
Dec 21, 2020
4
Shafarevich conjecture for Abelian varieties over global function fields
Feb 27
3
Algebraic groups as functors of points vs maximal points over algebraically closed field
Jul 8, 2020
3
Why is the Jacobian of a curve "irreducible" as a principally polarized abelian variety?
Dec 13, 2021
3
Is the theta characteristic attached to an etale double cover of a plane quintic arising from a cubic threefold even in characteristic two?
Jul 26, 2022
3
Writing a smooth plane quartic as the vanishing of $Q_0Q_2 - Q_1^2$ for quadratic $Q_0,Q_1,Q_2$
May 2, 2023
3
Extending abelian schemes and their polarizations from an open subset
Jan 29
2
Reference for torsion-freeness of the group of correspondences on a smooth projective variety
Feb 2, 2023
Top network posts
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6
Existence of positive integers $m,k$ such that $2^m > k\alpha > 2^m - 1$ for fixed irrational number $\alpha$.
6
Conditions for when a class is a square in the ideal class group of a quadratic field.
5
Conditions for $x^2 + ax - a$ to be a perfect square.